972451 has 4 divisors (see below), whose sum is σ = 1029672. Its totient is φ = 915232.

The previous prime is 972443. The next prime is 972469. The reversal of 972451 is 154279.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 972451 - 2³ = 972443 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (972431) 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, 28585 + ... + 28618.

It is an arithmetic number, because the mean of its divisors is an integer number (257418).

2⁹⁷²⁴⁵¹ is an apocalyptic number.

972451 is a deficient number, since it is larger than the sum of its proper divisors (57221).

972451 is a wasteful number, since it uses less digits than its factorization.

972451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57220.

The product of its digits is 2520, while the sum is 28.

The square root of 972451 is about 986.1293018666. The cubic root of 972451 is about 99.0731357686.

The spelling of 972451 in words is "nine hundred seventy-two thousand, four hundred fifty-one".