100772870 has 32 divisors (see below), whose sum is σ = 199224576. Its totient is φ = 36396000.

The previous prime is 100772869. The next prime is 100772879. The reversal of 100772870 is 78277001.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100772879) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13577 + ... + 19643.

It is an arithmetic number, because the mean of its divisors is an integer number (6225768).

Almost surely, 2^100772870 is an apocalyptic number.

100772870 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100772870 is a deficient number, since it is larger than the sum of its proper divisors (98451706).

100772870 is a wasteful number, since it uses less digits than its factorization.

100772870 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6236.

The product of its (nonzero) digits is 5488, while the sum is 32.

The square root of 100772870 is about 10038.5691211447. The cubic root of 100772870 is about 465.3515974957.

The spelling of 100772870 in words is "one hundred million, seven hundred seventy-two thousand, eight hundred seventy".