100290970 has 32 divisors (see below), whose sum is σ = 195147792. Its totient is φ = 36890112.

The previous prime is 100290959. The next prime is 100290989. The reversal of 100290970 is 79092001.

It can be written as a sum of positive squares in 8 ways, for example, as 32936121 + 67354849 = 5739^2 + 8207^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36774 + ... + 39406.

Almost surely, 2^100290970 is an apocalyptic number.

100290970 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100290970 is a deficient number, since it is larger than the sum of its proper divisors (94856822).

100290970 is a wasteful number, since it uses less digits than its factorization.

100290970 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2946.

The product of its (nonzero) digits is 1134, while the sum is 28.

The square root of 100290970 is about 10014.5379324260. The cubic root of 100290970 is about 464.6086351297.

The spelling of 100290970 in words is "one hundred million, two hundred ninety thousand, nine hundred seventy".