100607090 has 72 divisors (see below), whose sum is σ = 204299820. Its totient is φ = 35622720.

The previous prime is 100607069. The next prime is 100607093. The reversal of 100607090 is 90706001.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 100260169 + 346921 = 10013^2 + 589^2 .

It is not an unprimeable number, because it can be changed into a prime (100607093) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 3245375 + ... + 3245405.

Almost surely, 2^100607090 is an apocalyptic number.

100607090 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100607090 is an abundant number, since it is smaller than the sum of its proper divisors (103692730).

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

100607090 is a wasteful number, since it uses less digits than its factorization.

100607090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136 (or 86 counting only the distinct ones).

The product of its (nonzero) digits is 378, while the sum is 23.

The square root of 100607090 is about 10030.3085695307. The cubic root of 100607090 is about 465.0962763613.

The spelling of 100607090 in words is "one hundred million, six hundred seven thousand, ninety".