996974433 has 96 divisors (see below), whose sum is σ = 1866681600. Its totient is φ = 525876624.

The previous prime is 996974413. The next prime is 996974449. The reversal of 996974433 is 334479699.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It is not a de Polignac number, because 996974433 - 2⁶ = 996974369 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 996974433.

It is not an unprimeable number, because it can be changed into a prime (996974413) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 76690335 + ... + 76690347.

It is an arithmetic number, because the mean of its divisors is an integer number (19444600).

Almost surely, 2^996974433 is an apocalyptic number.

It is an amenable number.

996974433 is a deficient number, since it is larger than the sum of its proper divisors (869707167).

996974433 is an frugal number, since it uses more digits than its factorization.

996974433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83 (or 23 counting only the distinct ones).

The product of its digits is 4408992, while the sum is 54.

The square root of 996974433 is about 31574.9019475912. The cubic root of 996974433 is about 998.9904588363.

The spelling of 996974433 in words is "nine hundred ninety-six million, nine hundred seventy-four thousand, four hundred thirty-three".