45796921 has 4 divisors (see below), whose sum is σ = 46573200. Its totient is φ = 45020644.

The previous prime is 45796903. The next prime is 45796931. The reversal of 45796921 is 12969754.

It is a happy number.

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 a cyclic number.

It is not a de Polignac number, because 45796921 - 2¹⁷ = 45665849 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45796931) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 388051 + ... + 388168.

It is an arithmetic number, because the mean of its divisors is an integer number (11643300).

Almost surely, 2^45796921 is an apocalyptic number.

It is an amenable number.

45796921 is a deficient number, since it is larger than the sum of its proper divisors (776279).

45796921 is an equidigital number, since it uses as much as digits as its factorization.

45796921 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 776278.

The product of its digits is 136080, while the sum is 43.

The square root of 45796921 is about 6767.3422404959. The cubic root of 45796921 is about 357.7767326083.

The spelling of 45796921 in words is "forty-five million, seven hundred ninety-six thousand, nine hundred twenty-one".