45776621 has 16 divisors (see below), whose sum is σ = 51184320. Its totient is φ = 40590720.

The previous prime is 45776609. The next prime is 45776651. The reversal of 45776621 is 12667754.

It is a cyclic number.

It is not a de Polignac number, because 45776621 - 2⁶ = 45776557 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45776651) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 87266 + ... + 87788.

It is an arithmetic number, because the mean of its divisors is an integer number (3199020).

Almost surely, 2^45776621 is an apocalyptic number.

It is an amenable number.

45776621 is a deficient number, since it is larger than the sum of its proper divisors (5407699).

45776621 is a wasteful number, since it uses less digits than its factorization.

45776621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 716.

The product of its digits is 70560, while the sum is 38.

The square root of 45776621 is about 6765.8422239955. The cubic root of 45776621 is about 357.7238619429.

The spelling of 45776621 in words is "forty-five million, seven hundred seventy-six thousand, six hundred twenty-one".