90726630 has 16 divisors (see below), whose sum is σ = 217743984. Its totient is φ = 24193760.

The previous prime is 90726607. The next prime is 90726659. The reversal of 90726630 is 3662709.

It is a junction number, because it is equal to n+sod(n) for n = 90726591 and 90726600.

It is a congruent number.

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, 1512081 + ... + 1512140.

It is an arithmetic number, because the mean of its divisors is an integer number (13608999).

Almost surely, 2^90726630 is an apocalyptic number.

90726630 is an abundant number, since it is smaller than the sum of its proper divisors (127017354).

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

90726630 is a wasteful number, since it uses less digits than its factorization.

90726630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3024231.

The product of its (nonzero) digits is 13608, while the sum is 33.

The square root of 90726630 is about 9525.0527557594. The cubic root of 90726630 is about 449.3432890035.

The spelling of 90726630 in words is "ninety million, seven hundred twenty-six thousand, six hundred thirty".