52997332 has 12 divisors (see below), whose sum is σ = 92996596. Its totient is φ = 26426880.

The previous prime is 52997317. The next prime is 52997333. The reversal of 52997332 is 23379925.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 37896336 + 15100996 = 6156^2 + 3886^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52997333) 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, 16269 + ... + 19252.

Almost surely, 2^52997332 is an apocalyptic number.

It is an amenable number.

52997332 is a deficient number, since it is larger than the sum of its proper divisors (39999264).

52997332 is a wasteful number, since it uses less digits than its factorization.

52997332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35898 (or 35896 counting only the distinct ones).

The product of its digits is 102060, while the sum is 40.

The square root of 52997332 is about 7279.9266479821. The cubic root of 52997332 is about 375.6222723161.

The spelling of 52997332 in words is "fifty-two million, nine hundred ninety-seven thousand, three hundred thirty-two".