45661422 has 32 divisors (see below), whose sum is σ = 97092000. Its totient is φ = 14315904.

The previous prime is 45661391. The next prime is 45661471. The reversal of 45661422 is 22416654.

It is a self number, because there is not a number n which added to its sum of digits gives 45661422.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28704 + ... + 30252.

It is an arithmetic number, because the mean of its divisors is an integer number (3034125).

Almost surely, 2^45661422 is an apocalyptic number.

45661422 is an abundant number, since it is smaller than the sum of its proper divisors (51430578).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45661422 is a wasteful number, since it uses less digits than its factorization.

45661422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1605 (or 1571 counting only the distinct ones).

The product of its digits is 11520, while the sum is 30.

The square root of 45661422 is about 6757.3235826028. The cubic root of 45661422 is about 357.4235336155.

The spelling of 45661422 in words is "forty-five million, six hundred sixty-one thousand, four hundred twenty-two".