45995861 has 4 divisors (see below), whose sum is σ = 46550112. Its totient is φ = 45441612.

The previous prime is 45995857. The next prime is 45995867. The reversal of 45995861 is 16859954.

It is a happy number.

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 45995861 - 2² = 45995857 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45995867) 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, 277001 + ... + 277166.

It is an arithmetic number, because the mean of its divisors is an integer number (11637528).

Almost surely, 2^45995861 is an apocalyptic number.

It is an amenable number.

45995861 is a deficient number, since it is larger than the sum of its proper divisors (554251).

45995861 is an equidigital number, since it uses as much as digits as its factorization.

45995861 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 554250.

The product of its digits is 388800, while the sum is 47.

The square root of 45995861 is about 6782.0248451329. The cubic root of 45995861 is about 358.2940402321.

The spelling of 45995861 in words is "forty-five million, nine hundred ninety-five thousand, eight hundred sixty-one".