45722906 has 4 divisors (see below), whose sum is σ = 68584362. Its totient is φ = 22861452.

The previous prime is 45722899. The next prime is 45722927. The reversal of 45722906 is 60922754.

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

It can be written as a sum of positive squares in only one way, i.e., 44342281 + 1380625 = 6659^2 + 1175^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11430725 + ... + 11430728.

Almost surely, 2^45722906 is an apocalyptic number.

45722906 is a deficient number, since it is larger than the sum of its proper divisors (22861456).

45722906 is a wasteful number, since it uses less digits than its factorization.

45722906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22861455.

The product of its (nonzero) digits is 30240, while the sum is 35.

The square root of 45722906 is about 6761.8714865043. The cubic root of 45722906 is about 357.5838875957.

The spelling of 45722906 in words is "forty-five million, seven hundred twenty-two thousand, nine hundred six".