997374 has 16 divisors (see below), whose sum is σ = 2279808. Its totient is φ = 284952.

The previous prime is 997369. The next prime is 997379. The reversal of 997374 is 473799.

It is an interprime number because it is at equal distance from previous prime (997369) and next prime (997379).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (997379) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11832 + ... + 11915.

It is an arithmetic number, because the mean of its divisors is an integer number (142488).

2⁹⁹⁷³⁷⁴ is an apocalyptic number.

997374 is an abundant number, since it is smaller than the sum of its proper divisors (1282434).

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

997374 is a wasteful number, since it uses less digits than its factorization.

997374 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23759.

The product of its digits is 47628, while the sum is 39.

The square root of 997374 is about 998.6861368819. The cubic root of 997374 is about 99.9123899338.

The spelling of 997374 in words is "nine hundred ninety-seven thousand, three hundred seventy-four".