45861650 has 48 divisors (see below), whose sum is σ = 88681824. Its totient is φ = 17633280.

The previous prime is 45861619. The next prime is 45861661. The reversal of 45861650 is 5616854.

It is a happy number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 45861650.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 178322 + ... + 178578.

It is an arithmetic number, because the mean of its divisors is an integer number (1847538).

Almost surely, 2^45861650 is an apocalyptic number.

45861650 is a deficient number, since it is larger than the sum of its proper divisors (42820174).

45861650 is a wasteful number, since it uses less digits than its factorization.

45861650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 395 (or 390 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 35.

The square root of 45861650 is about 6772.1230053802. The cubic root of 45861650 is about 357.9452128429.

The spelling of 45861650 in words is "forty-five million, eight hundred sixty-one thousand, six hundred fifty".