53503364 has 12 divisors (see below), whose sum is σ = 94173324. Its totient is φ = 26596704.

The previous prime is 53503361. The next prime is 53503391. The reversal of 53503364 is 46330535.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 43454464 + 10048900 = 6592^2 + 3170^2 .

It is not an unprimeable number, because it can be changed into a prime (53503361) 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, 37967 + ... + 39350.

It is an arithmetic number, because the mean of its divisors is an integer number (7847777).

Almost surely, 2^53503364 is an apocalyptic number.

It is an amenable number.

53503364 is a deficient number, since it is larger than the sum of its proper divisors (40669960).

53503364 is a wasteful number, since it uses less digits than its factorization.

53503364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77494 (or 77492 counting only the distinct ones).

The product of its (nonzero) digits is 16200, while the sum is 29.

The square root of 53503364 is about 7314.5993738550. The cubic root of 53503364 is about 376.8139996722.

Adding to 53503364 its reverse (46330535), we get a palindrome (99833899).

The spelling of 53503364 in words is "fifty-three million, five hundred three thousand, three hundred sixty-four".