45276621 has 12 divisors (see below), whose sum is σ = 65370528. Its totient is φ = 27862224.

The previous prime is 45276599. The next prime is 45276653. The reversal of 45276621 is 12667254.

It is not a de Polignac number, because 45276621 - 2⁵ = 45276589 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45276691) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 44145 + ... + 45158.

It is an arithmetic number, because the mean of its divisors is an integer number (5447544).

Almost surely, 2^45276621 is an apocalyptic number.

It is an amenable number.

45276621 is a deficient number, since it is larger than the sum of its proper divisors (20093907).

45276621 is a wasteful number, since it uses less digits than its factorization.

45276621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89332 (or 89319 counting only the distinct ones).

The product of its digits is 20160, while the sum is 33.

The square root of 45276621 is about 6728.7904559438. The cubic root of 45276621 is about 356.4166653835.

The spelling of 45276621 in words is "forty-five million, two hundred seventy-six thousand, six hundred twenty-one".