53347312 has 20 divisors (see below), whose sum is σ = 104524560. Its totient is φ = 26373248.

The previous prime is 53347279. The next prime is 53347319. The reversal of 53347312 is 21374335.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53347319) 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, 17308 + ... + 20155.

It is an arithmetic number, because the mean of its divisors is an integer number (5226228).

Almost surely, 2^53347312 is an apocalyptic number.

It is an amenable number.

53347312 is a deficient number, since it is larger than the sum of its proper divisors (51177248).

53347312 is a wasteful number, since it uses less digits than its factorization.

53347312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37560 (or 37554 counting only the distinct ones).

The product of its digits is 7560, while the sum is 28.

The square root of 53347312 is about 7303.9244245816. The cubic root of 53347312 is about 376.4472947521.

The spelling of 53347312 in words is "fifty-three million, three hundred forty-seven thousand, three hundred twelve".