45072202 has 64 divisors (see below), whose sum is σ = 87091200. Its totient is φ = 17049600.

The previous prime is 45072191. The next prime is 45072211. The reversal of 45072202 is 20227054.

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 31 ways as a sum of consecutive naturals, for example, 302424 + ... + 302572.

It is an arithmetic number, because the mean of its divisors is an integer number (1360800).

Almost surely, 2^45072202 is an apocalyptic number.

45072202 is a deficient number, since it is larger than the sum of its proper divisors (42018998).

45072202 is a wasteful number, since it uses less digits than its factorization.

45072202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 247.

The product of its (nonzero) digits is 1120, while the sum is 22.

The square root of 45072202 is about 6713.5833948794. The cubic root of 45072202 is about 355.8794619901.

Adding to 45072202 its reverse (20227054), we get a palindrome (65299256).

The spelling of 45072202 in words is "forty-five million, seventy-two thousand, two hundred two".