45206816 has 12 divisors (see below), whose sum is σ = 89000982. Its totient is φ = 22603392.

The previous prime is 45206801. The next prime is 45206839. The reversal of 45206816 is 61860254.

It can be written as a sum of positive squares in only one way, i.e., 24010000 + 21196816 = 4900^2 + 4604^2 .

It is a Harshad number since it is a multiple of its sum of digits (32), and also a Moran number because the ratio is a prime number: 1412713 = 45206816 / (4 + 5 + 2 + 0 + 6 + 8 + 1 + 6).

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 as a sum of consecutive naturals, namely, 706325 + ... + 706388.

Almost surely, 2^45206816 is an apocalyptic number.

It is an amenable number.

45206816 is a deficient number, since it is larger than the sum of its proper divisors (43794166).

45206816 is a wasteful number, since it uses less digits than its factorization.

45206816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1412723 (or 1412715 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 32.

The square root of 45206816 is about 6723.6014159080. The cubic root of 45206816 is about 356.2334033101.

The spelling of 45206816 in words is "forty-five million, two hundred six thousand, eight hundred sixteen".