997092 has 18 divisors (see below), whose sum is σ = 2520518. Its totient is φ = 332352.

The previous prime is 997091. The next prime is 997097. The reversal of 997092 is 290799.

It can be written as a sum of positive squares in only one way, i.e., 553536 + 443556 = 744^2 + 666^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 27697 = 997092 / (9 + 9 + 7 + 0 + 9 + 2).

It is not an unprimeable number, because it can be changed into a prime (997091) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 13813 + ... + 13884.

2⁹⁹⁷⁰⁹² is an apocalyptic number.

It is an amenable number.

997092 is an abundant number, since it is smaller than the sum of its proper divisors (1523426).

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

997092 is a wasteful number, since it uses less digits than its factorization.

997092 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27707 (or 27702 counting only the distinct ones).

The product of its (nonzero) digits is 10206, while the sum is 36.

The square root of 997092 is about 998.5449414022. The cubic root of 997092 is about 99.9029725539.

The spelling of 997092 in words is "nine hundred ninety-seven thousand, ninety-two".