45866620 has 24 divisors (see below), whose sum is σ = 97224624. Its totient is φ = 18174336.

The previous prime is 45866617. The next prime is 45866633. The reversal of 45866620 is 2666854.

It is a self number, because there is not a number n which added to its sum of digits gives 45866620.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8577 + ... + 12856.

It is an arithmetic number, because the mean of its divisors is an integer number (4051026).

Almost surely, 2^45866620 is an apocalyptic number.

It is an amenable number.

45866620 is an abundant number, since it is smaller than the sum of its proper divisors (51358004).

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

45866620 is a wasteful number, since it uses less digits than its factorization.

45866620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21549 (or 21547 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 37.

The square root of 45866620 is about 6772.4899409301. The cubic root of 45866620 is about 357.9581424799.

The spelling of 45866620 in words is "forty-five million, eight hundred sixty-six thousand, six hundred twenty".