45648210 has 32 divisors (see below), whose sum is σ = 109910592. Its totient is φ = 12133440.

The previous prime is 45648209. The next prime is 45648217. The reversal of 45648210 is 1284654.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (45648217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7632 + ... + 12228.

It is an arithmetic number, because the mean of its divisors is an integer number (3434706).

Almost surely, 2^45648210 is an apocalyptic number.

45648210 is an abundant number, since it is smaller than the sum of its proper divisors (64262382).

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

45648210 is a wasteful number, since it uses less digits than its factorization.

45648210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4938.

The product of its (nonzero) digits is 7680, while the sum is 30.

The square root of 45648210 is about 6756.3459058873. The cubic root of 45648210 is about 357.3890571358.

The spelling of 45648210 in words is "forty-five million, six hundred forty-eight thousand, two hundred ten".