45965815 has 16 divisors (see below), whose sum is σ = 63802368. Its totient is φ = 31137696.

The previous prime is 45965767. The next prime is 45965827. The reversal of 45965815 is 51856954.

It is a cyclic number.

It is not a de Polignac number, because 45965815 - 2¹⁷ = 45834743 is a prime.

It is a super-2 number, since 2×45965815² = 4225712297228450, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 5007 + ... + 10816.

It is an arithmetic number, because the mean of its divisors is an integer number (3987648).

Almost surely, 2^45965815 is an apocalyptic number.

45965815 is a deficient number, since it is larger than the sum of its proper divisors (17836553).

45965815 is a wasteful number, since it uses less digits than its factorization.

45965815 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15918.

The product of its digits is 216000, while the sum is 43.

The square root of 45965815 is about 6779.8093631016. The cubic root of 45965815 is about 358.2160067784.

The spelling of 45965815 in words is "forty-five million, nine hundred sixty-five thousand, eight hundred fifteen".