97090544 has 30 divisors (see below), whose sum is σ = 196664496. Its totient is φ = 46430560.

The previous prime is 97090537. The next prime is 97090561. The reversal of 97090544 is 44509079.

It is a junction number, because it is equal to n+sod(n) for n = 97090498 and 97090507.

It is a congruent number.

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, 2729 + ... + 14199.

Almost surely, 2^97090544 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 97090544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (98332248).

97090544 is an abundant number, since it is smaller than the sum of its proper divisors (99573952).

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

97090544 is a wasteful number, since it uses less digits than its factorization.

97090544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11525 (or 11496 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 38.

The square root of 97090544 is about 9853.4534047713. The cubic root of 97090544 is about 459.6130078531.

The spelling of 97090544 in words is "ninety-seven million, ninety thousand, five hundred forty-four".