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10472919 = 33490973
BaseRepresentation
bin100111111100…
…110111010111
3201201002010220
4213330313113
510140113134
61012245423
7155006202
oct47746727
921632126
1010472919
115a03506
123610873
132228bc2
141568939
15dbd149
hex9fcdd7

10472919 has 4 divisors (see below), whose sum is σ = 13963896. Its totient is φ = 6981944.

The previous prime is 10472909. The next prime is 10472921. The reversal of 10472919 is 91927401.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 91927401 = 330642467.

It is a cyclic number.

It is not a de Polignac number, because 10472919 - 211 = 10470871 is a prime.

It is a super-2 number, since 2×104729192 = 219364064761122, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 10472919.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10472909) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1745484 + ... + 1745489.

It is an arithmetic number, because the mean of its divisors is an integer number (3490974).

Almost surely, 210472919 is an apocalyptic number.

10472919 is a deficient number, since it is larger than the sum of its proper divisors (3490977).

10472919 is an equidigital number, since it uses as much as digits as its factorization.

10472919 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3490976.

The product of its (nonzero) digits is 4536, while the sum is 33.

The square root of 10472919 is about 3236.1889623444. The cubic root of 10472919 is about 218.7875381566.

The spelling of 10472919 in words is "ten million, four hundred seventy-two thousand, nine hundred nineteen".

Divisors: 1 3 3490973 10472919