997074 has 24 divisors (see below), whose sum is σ = 2327052. Its totient is φ = 306720.

The previous prime is 997069. The next prime is 997081. The reversal of 997074 is 470799.

It can be written as a sum of positive squares in 2 ways, for example, as 986049 + 11025 = 993^2 + 105^2 .

It is a super-2 number, since 2×997074² = 1988313122952, which contains 22 as substring.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 997074.

It is an unprimeable number.

997074 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1897 + ... + 2364.

2⁹⁹⁷⁰⁷⁴ is an apocalyptic number.

997074 is an abundant number, since it is smaller than the sum of its proper divisors (1329978).

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

997074 is a wasteful number, since it uses less digits than its factorization.

997074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4282 (or 4279 counting only the distinct ones).

The product of its (nonzero) digits is 15876, while the sum is 36.

The square root of 997074 is about 998.5359282470. The cubic root of 997074 is about 99.9023713842.

The spelling of 997074 in words is "nine hundred ninety-seven thousand, seventy-four".