45932220 has 36 divisors (see below), whose sum is σ = 139328280. Its totient is φ = 12248544.

The previous prime is 45932209. The next prime is 45932221. The reversal of 45932220 is 2223954.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45932221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 127410 + ... + 127769.

It is an arithmetic number, because the mean of its divisors is an integer number (3870230).

Almost surely, 2^45932220 is an apocalyptic number.

It is an amenable number.

45932220 is an abundant number, since it is smaller than the sum of its proper divisors (93396060).

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

45932220 is a wasteful number, since it uses less digits than its factorization.

45932220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255194 (or 255189 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 45932220 is about 6777.3313332019. The cubic root of 45932220 is about 358.1287158227.

The spelling of 45932220 in words is "forty-five million, nine hundred thirty-two thousand, two hundred twenty".