45653865 has 24 divisors (see below), whose sum is σ = 77102208. Its totient is φ = 23064480.

The previous prime is 45653851. The next prime is 45653879. The reversal of 45653865 is 56835654.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (45653851) and next prime (45653879).

It is not a de Polignac number, because 45653865 - 2⁸ = 45653609 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1200 + ... + 9630.

It is an arithmetic number, because the mean of its divisors is an integer number (3212592).

Almost surely, 2^45653865 is an apocalyptic number.

It is an amenable number.

45653865 is a deficient number, since it is larger than the sum of its proper divisors (31448343).

45653865 is a wasteful number, since it uses less digits than its factorization.

45653865 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8477 (or 8458 counting only the distinct ones).

The product of its digits is 432000, while the sum is 42.

The square root of 45653865 is about 6756.7643883741. The cubic root of 45653865 is about 357.4038145722.

The spelling of 45653865 in words is "forty-five million, six hundred fifty-three thousand, eight hundred sixty-five".