100890602 has 16 divisors (see below), whose sum is σ = 152672040. Its totient is φ = 50002368.

The previous prime is 100890583. The next prime is 100890611. The reversal of 100890602 is 206098001.

It can be written as a sum of positive squares in 4 ways, for example, as 79370281 + 21520321 = 8909^2 + 4639^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 148688 + ... + 149364.

Almost surely, 2^100890602 is an apocalyptic number.

100890602 is a deficient number, since it is larger than the sum of its proper divisors (51781438).

100890602 is a wasteful number, since it uses less digits than its factorization.

100890602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1225.

The product of its (nonzero) digits is 864, while the sum is 26.

The square root of 100890602 is about 10044.4313925677. The cubic root of 100890602 is about 465.5327489388.

The spelling of 100890602 in words is "one hundred million, eight hundred ninety thousand, six hundred two".