53172332 has 6 divisors (see below), whose sum is σ = 93051588. Its totient is φ = 26586164.

The previous prime is 53172331. The next prime is 53172349. The reversal of 53172332 is 23327135.

53172332 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (53172331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6646538 + ... + 6646545.

It is an arithmetic number, because the mean of its divisors is an integer number (15508598).

Almost surely, 2^53172332 is an apocalyptic number.

It is an amenable number.

53172332 is a deficient number, since it is larger than the sum of its proper divisors (39879256).

53172332 is a wasteful number, since it uses less digits than its factorization.

53172332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13293087 (or 13293085 counting only the distinct ones).

The product of its digits is 3780, while the sum is 26.

The square root of 53172332 is about 7291.9360940699. The cubic root of 53172332 is about 376.0352596329.

Adding to 53172332 its reverse (23327135), we get a palindrome (76499467).

The spelling of 53172332 in words is "fifty-three million, one hundred seventy-two thousand, three hundred thirty-two".