973625531 has 8 divisors (see below), whose sum is σ = 1031009280. Its totient is φ = 916855848.

The previous prime is 973625507. The next prime is 973625551. The reversal of 973625531 is 135526379.

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 973625531 - 2¹⁰ = 973624507 is a prime.

It is a super-2 number, since 2×973625531² = 1895893349230063922, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (973625551) 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, 150251 + ... + 156596.

It is an arithmetic number, because the mean of its divisors is an integer number (128876160).

Almost surely, 2^973625531 is an apocalyptic number.

973625531 is a deficient number, since it is larger than the sum of its proper divisors (57383749).

973625531 is a wasteful number, since it uses less digits than its factorization.

973625531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 307033.

The product of its digits is 170100, while the sum is 41.

The square root of 973625531 is about 31202.9731115482. The cubic root of 973625531 is about 991.1300672423.

The spelling of 973625531 in words is "nine hundred seventy-three million, six hundred twenty-five thousand, five hundred thirty-one".