45321250 has 40 divisors (see below), whose sum is σ = 91517580. Its totient is φ = 16728000.

The previous prime is 45321239. The next prime is 45321271. The reversal of 45321250 is 5212354.

It can be written as a sum of positive squares in 10 ways, for example, as 7338681 + 37982569 = 2709^2 + 6163^2 .

It is an unprimeable number.

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 19 ways as a sum of consecutive naturals, for example, 14856 + ... + 17644.

Almost surely, 2^45321250 is an apocalyptic number.

45321250 is an abundant number, since it is smaller than the sum of its proper divisors (46196330).

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

45321250 is a wasteful number, since it uses less digits than its factorization.

45321250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2824 (or 2809 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 45321250 is about 6732.1059112287. The cubic root of 45321250 is about 356.5337331294.

The spelling of 45321250 in words is "forty-five million, three hundred twenty-one thousand, two hundred fifty".