53304388 has 6 divisors (see below), whose sum is σ = 93282686. Its totient is φ = 26652192.

The previous prime is 53304373. The next prime is 53304397. The reversal of 53304388 is 88340335.

It can be written as a sum of positive squares in only one way, i.e., 52533504 + 770884 = 7248^2 + 878^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6663045 + ... + 6663052.

Almost surely, 2^53304388 is an apocalyptic number.

It is an amenable number.

53304388 is a deficient number, since it is larger than the sum of its proper divisors (39978298).

53304388 is a wasteful number, since it uses less digits than its factorization.

53304388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13326101 (or 13326099 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 34.

The square root of 53304388 is about 7300.9854129426. The cubic root of 53304388 is about 376.3463027256.

The spelling of 53304388 in words is "fifty-three million, three hundred four thousand, three hundred eighty-eight".