45928621 has 2 divisors, whose sum is σ = 45928622. Its totient is φ = 45928620.

The previous prime is 45928579. The next prime is 45928637. The reversal of 45928621 is 12682954.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 28196100 + 17732521 = 5310^2 + 4211^2 .

It is a cyclic number.

It is not a de Polignac number, because 45928621 - 2⁹ = 45928109 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45928691) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22964310 + 22964311.

It is an arithmetic number, because the mean of its divisors is an integer number (22964311).

Almost surely, 2^45928621 is an apocalyptic number.

It is an amenable number.

45928621 is a deficient number, since it is larger than the sum of its proper divisors (1).

45928621 is an equidigital number, since it uses as much as digits as its factorization.

45928621 is an evil number, because the sum of its binary digits is even.

The product of its digits is 34560, while the sum is 37.

The square root of 45928621 is about 6777.0658105112. The cubic root of 45928621 is about 358.1193619028.

The spelling of 45928621 in words is "forty-five million, nine hundred twenty-eight thousand, six hundred twenty-one".