45688901 has 4 divisors (see below), whose sum is σ = 48093600. Its totient is φ = 43284204.

The previous prime is 45688897. The next prime is 45688921. The reversal of 45688901 is 10988654.

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 not a de Polignac number, because 45688901 - 2² = 45688897 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 (45688921) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1202321 + ... + 1202358.

It is an arithmetic number, because the mean of its divisors is an integer number (12023400).

Almost surely, 2^45688901 is an apocalyptic number.

It is an amenable number.

45688901 is a deficient number, since it is larger than the sum of its proper divisors (2404699).

45688901 is a wasteful number, since it uses less digits than its factorization.

45688901 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2404698.

The product of its (nonzero) digits is 69120, while the sum is 41.

The square root of 45688901 is about 6759.3565522171. The cubic root of 45688901 is about 357.4952182841.

The spelling of 45688901 in words is "forty-five million, six hundred eighty-eight thousand, nine hundred one".