997353592 has 16 divisors (see below), whose sum is σ = 1870464960. Its totient is φ = 498562944.

The previous prime is 997353571. The next prime is 997353593. The reversal of 997353592 is 295353799.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (997353593) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31728 + ... + 54784.

It is an arithmetic number, because the mean of its divisors is an integer number (116904060).

Almost surely, 2^997353592 is an apocalyptic number.

It is an amenable number.

997353592 is a deficient number, since it is larger than the sum of its proper divisors (873111368).

997353592 is a wasteful number, since it uses less digits than its factorization.

997353592 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28470 (or 28466 counting only the distinct ones).

The product of its digits is 2296350, while the sum is 52.

The square root of 997353592 is about 31580.9054968346. The cubic root of 997353592 is about 999.1170846900.

The spelling of 997353592 in words is "nine hundred ninety-seven million, three hundred fifty-three thousand, five hundred ninety-two".