974431 has 2 divisors, whose sum is σ = 974432. Its totient is φ = 974430.

The previous prime is 974419. The next prime is 974437. The reversal of 974431 is 134479.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 974431 - 2⁹ = 973919 is a prime.

It is a super-2 number, since 2×974431² = 1899031547522, which contains 22 as substring.

It is a Chen prime.

It is a nialpdrome in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 974431.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (974437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 487215 + 487216.

It is an arithmetic number, because the mean of its divisors is an integer number (487216).

2⁹⁷⁴⁴³¹ is an apocalyptic number.

974431 is a deficient number, since it is larger than the sum of its proper divisors (1).

974431 is an equidigital number, since it uses as much as digits as its factorization.

974431 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3024, while the sum is 28.

The square root of 974431 is about 987.1327165078. The cubic root of 974431 is about 99.1403308672.

The spelling of 974431 in words is "nine hundred seventy-four thousand, four hundred thirty-one".