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2475049 = 8832803
BaseRepresentation
bin1001011100010000101001
311122202010111
421130100221
51113200144
6125014321
730015613
oct11342051
94582114
102475049
1114405a5
129b43a1
13688735
14485db3
1533d534
hex25c429

2475049 has 4 divisors (see below), whose sum is σ = 2478736. Its totient is φ = 2471364.

The previous prime is 2475029. The next prime is 2475061. The reversal of 2475049 is 9405742.

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, and also an emirpimes, since its reverse is a distinct semiprime: 9405742 = 24702871.

It is a cyclic number.

It is not a de Polignac number, because 2475049 - 213 = 2466857 is a prime.

It is a super-2 number, since 2×24750492 = 12251735104802, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2475049.

It is not an unprimeable number, because it can be changed into a prime (2475019) 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, 519 + ... + 2284.

It is an arithmetic number, because the mean of its divisors is an integer number (619684).

22475049 is an apocalyptic number.

It is an amenable number.

2475049 is a deficient number, since it is larger than the sum of its proper divisors (3687).

2475049 is an equidigital number, since it uses as much as digits as its factorization.

2475049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3686.

The product of its (nonzero) digits is 10080, while the sum is 31.

The square root of 2475049 is about 1573.2288454004. The cubic root of 2475049 is about 135.2678541147.

The spelling of 2475049 in words is "two million, four hundred seventy-five thousand, forty-nine".

Divisors: 1 883 2803 2475049