90607100 has 36 divisors (see below), whose sum is σ = 198586248. Its totient is φ = 35880000.

The previous prime is 90607091. The next prime is 90607103. The reversal of 90607100 is 170609.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90607103) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5615 + ... + 14585.

Almost surely, 2^90607100 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 90607100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (99293124).

90607100 is an abundant number, since it is smaller than the sum of its proper divisors (107979148).

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

90607100 is a wasteful number, since it uses less digits than its factorization.

90607100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9086 (or 9079 counting only the distinct ones).

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

The square root of 90607100 is about 9518.7761818419. The cubic root of 90607100 is about 449.1458695402.

Adding to 90607100 its reverse (170609), we get a palindrome (90777709).

The spelling of 90607100 in words is "ninety million, six hundred seven thousand, one hundred".