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2625097 = 19138163
BaseRepresentation
bin1010000000111001001001
311221100221211
422000321021
51133000342
6132133121
731212226
oct12007111
94840854
102625097
111533302
12a671a1
1370bb17
144c494d
1536cc17
hex280e49

2625097 has 4 divisors (see below), whose sum is σ = 2763280. Its totient is φ = 2486916.

The previous prime is 2625079. The next prime is 2625137. The reversal of 2625097 is 7905262.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2625097 - 215 = 2592329 is a prime.

It is a super-2 number, since 2×26250972 = 13782268518818, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2625017) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 69063 + ... + 69100.

It is an arithmetic number, because the mean of its divisors is an integer number (690820).

22625097 is an apocalyptic number.

It is an amenable number.

2625097 is a deficient number, since it is larger than the sum of its proper divisors (138183).

2625097 is a wasteful number, since it uses less digits than its factorization.

2625097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138182.

The product of its (nonzero) digits is 7560, while the sum is 31.

The square root of 2625097 is about 1620.2151091753. The cubic root of 2625097 is about 137.9479079451.

The spelling of 2625097 in words is "two million, six hundred twenty-five thousand, ninety-seven".

Divisors: 1 19 138163 2625097