45211656 has 32 divisors (see below), whose sum is σ = 129176640. Its totient is φ = 12917568.

The previous prime is 45211651. The next prime is 45211679. The reversal of 45211656 is 65611254.

It is not an unprimeable number, because it can be changed into a prime (45211651) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 134391 + ... + 134726.

It is an arithmetic number, because the mean of its divisors is an integer number (4036770).

Almost surely, 2^45211656 is an apocalyptic number.

It is an amenable number.

45211656 is an abundant number, since it is smaller than the sum of its proper divisors (83964984).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45211656 is a wasteful number, since it uses less digits than its factorization.

45211656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 269133 (or 269129 counting only the distinct ones).

The product of its digits is 7200, while the sum is 30.

The square root of 45211656 is about 6723.9613324290. The cubic root of 45211656 is about 356.2461160549.

The spelling of 45211656 in words is "forty-five million, two hundred eleven thousand, six hundred fifty-six".