45722371 has 4 divisors (see below), whose sum is σ = 45743544. Its totient is φ = 45701200.

The previous prime is 45722351. The next prime is 45722377. The reversal of 45722371 is 17322754.

45722371 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 45722371 - 2⁹ = 45721859 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45722377) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6925 + ... + 11806.

It is an arithmetic number, because the mean of its divisors is an integer number (11435886).

Almost surely, 2^45722371 is an apocalyptic number.

45722371 is a deficient number, since it is larger than the sum of its proper divisors (21173).

45722371 is a wasteful number, since it uses less digits than its factorization.

45722371 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21172.

The product of its digits is 11760, while the sum is 31.

The square root of 45722371 is about 6761.8319263348. The cubic root of 45722371 is about 357.5824929036.

The spelling of 45722371 in words is "forty-five million, seven hundred twenty-two thousand, three hundred seventy-one".