45784570 has 32 divisors (see below), whose sum is σ = 93976848. Its totient is φ = 15909888.

The previous prime is 45784511. The next prime is 45784597. The reversal of 45784570 is 7548754.

It can be written as a sum of positive squares in 8 ways, for example, as 5322249 + 40462321 = 2307^2 + 6361^2 .

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 8149 + ... + 12568.

Almost surely, 2^45784570 is an apocalyptic number.

45784570 is an abundant number, since it is smaller than the sum of its proper divisors (48192278).

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

45784570 is a wasteful number, since it uses less digits than its factorization.

45784570 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20754.

The product of its (nonzero) digits is 156800, while the sum is 40.

The square root of 45784570 is about 6766.4296346005. The cubic root of 45784570 is about 357.7445667069.

The spelling of 45784570 in words is "forty-five million, seven hundred eighty-four thousand, five hundred seventy".