53015308 has 12 divisors (see below), whose sum is σ = 92830192. Its totient is φ = 26492400.

The previous prime is 53015293. The next prime is 53015309. The reversal of 53015308 is 80351035.

It is a happy number.

It is a super-3 number, since 3×53015308³ (a number of 24 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (53015309) 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, 8233 + ... + 13183.

Almost surely, 2^53015308 is an apocalyptic number.

It is an amenable number.

53015308 is a deficient number, since it is larger than the sum of its proper divisors (39814884).

53015308 is a wasteful number, since it uses less digits than its factorization.

53015308 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7632 (or 7630 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 53015308 is about 7281.1611711320. The cubic root of 53015308 is about 375.6647362317.

It can be divided in two parts, 5301 and 5308, that added together give a square (10609 = 103²).

The spelling of 53015308 in words is "fifty-three million, fifteen thousand, three hundred eight".