672107700 has 72 divisors (see below), whose sum is σ = 2121426720. Its totient is φ = 162934400.

The previous prime is 672107693. The next prime is 672107707. The reversal of 672107700 is 7701276.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (672107693) and next prime (672107707).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (672107707) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 98535 + ... + 105134.

It is an arithmetic number, because the mean of its divisors is an integer number (29464260).

Almost surely, 2^672107700 is an apocalyptic number.

672107700 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

672107700 is an abundant number, since it is smaller than the sum of its proper divisors (1449319020).

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

672107700 is a wasteful number, since it uses less digits than its factorization.

672107700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 203697 (or 203690 counting only the distinct ones).

The product of its (nonzero) digits is 4116, while the sum is 30.

The square root of 672107700 is about 25925.0400192555. The cubic root of 672107700 is about 875.9506185545.

Adding to 672107700 its reverse (7701276), we get a palindrome (679808976).

The spelling of 672107700 in words is "six hundred seventy-two million, one hundred seven thousand, seven hundred".