100458868 has 6 divisors (see below), whose sum is σ = 175803026. Its totient is φ = 50229432.

The previous prime is 100458829. The next prime is 100458901. The reversal of 100458868 is 868854001.

It can be written as a sum of positive squares in only one way, i.e., 72284004 + 28174864 = 8502^2 + 5308^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 100458868.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12557355 + ... + 12557362.

Almost surely, 2^100458868 is an apocalyptic number.

It is an amenable number.

100458868 is a deficient number, since it is larger than the sum of its proper divisors (75344158).

100458868 is a wasteful number, since it uses less digits than its factorization.

100458868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25114721 (or 25114719 counting only the distinct ones).

The product of its (nonzero) digits is 61440, while the sum is 40.

The square root of 100458868 is about 10022.9171402342. The cubic root of 100458868 is about 464.8677590581.

The spelling of 100458868 in words is "one hundred million, four hundred fifty-eight thousand, eight hundred sixty-eight".