100650402 has 12 divisors (see below), whose sum is σ = 218075910. Its totient is φ = 33550128.

The previous prime is 100650379. The next prime is 100650437. The reversal of 100650402 is 204056001.

It is a happy number.

100650402 is a `hidden beast` number, since 10 + 0 + 650 + 4 + 0 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 84658401 + 15992001 = 9201^2 + 3999^2 .

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 5591689 = 100650402 / (1 + 0 + 0 + 6 + 5 + 0 + 4 + 0 + 2).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2795827 + ... + 2795862.

Almost surely, 2^100650402 is an apocalyptic number.

100650402 is an abundant number, since it is smaller than the sum of its proper divisors (117425508).

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

100650402 is a wasteful number, since it uses less digits than its factorization.

100650402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5591697 (or 5591694 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 100650402 is about 10032.4673934182. The cubic root of 100650402 is about 465.1630090997.

The spelling of 100650402 in words is "one hundred million, six hundred fifty thousand, four hundred two".