972497 has 8 divisors (see below), whose sum is σ = 1010880. Its totient is φ = 934960.

The previous prime is 972493. The next prime is 972533. The reversal of 972497 is 794279.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 972497 - 2² = 972493 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 972497.

It is not an unprimeable number, because it can be changed into a prime (972493) 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, 2972 + ... + 3282.

It is an arithmetic number, because the mean of its divisors is an integer number (126360).

2⁹⁷²⁴⁹⁷ is an apocalyptic number.

It is an amenable number.

972497 is a deficient number, since it is larger than the sum of its proper divisors (38383).

972497 is a wasteful number, since it uses less digits than its factorization.

972497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 423.

The product of its digits is 31752, while the sum is 38.

The square root of 972497 is about 986.1526251042. The cubic root of 972497 is about 99.0746979012.

The spelling of 972497 in words is "nine hundred seventy-two thousand, four hundred ninety-seven".