672028700 has 72 divisors (see below), whose sum is σ = 1764699552. Its totient is φ = 216852480.

The previous prime is 672028699. The next prime is 672028739. The reversal of 672028700 is 7820276.

It is a congruent number.

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 23 ways as a sum of consecutive naturals, for example, 16337 + ... + 40136.

It is an arithmetic number, because the mean of its divisors is an integer number (24509716).

Almost surely, 2^672028700 is an apocalyptic number.

It is an amenable number.

672028700 is an abundant number, since it is smaller than the sum of its proper divisors (1092670852).

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

672028700 is a wasteful number, since it uses less digits than its factorization.

672028700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56511 (or 56504 counting only the distinct ones).

The product of its (nonzero) digits is 9408, while the sum is 32.

The square root of 672028700 is about 25923.5163509891. The cubic root of 672028700 is about 875.9162972643.

Adding to 672028700 its reverse (7820276), we get a palindrome (679848976).

The spelling of 672028700 in words is "six hundred seventy-two million, twenty-eight thousand, seven hundred".