53250215 has 16 divisors (see below), whose sum is σ = 66543168. Its totient is φ = 40870656.

The previous prime is 53250209. The next prime is 53250247. The reversal of 53250215 is 51205235.

It is not a de Polignac number, because 53250215 - 2⁴ = 53250199 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11534 + ... + 15476.

It is an arithmetic number, because the mean of its divisors is an integer number (4158948).

Almost surely, 2^53250215 is an apocalyptic number.

53250215 is a deficient number, since it is larger than the sum of its proper divisors (13292953).

53250215 is a wasteful number, since it uses less digits than its factorization.

53250215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4058.

The product of its (nonzero) digits is 1500, while the sum is 23.

The square root of 53250215 is about 7297.2744912056. The cubic root of 53250215 is about 376.2187665158.

The spelling of 53250215 in words is "fifty-three million, two hundred fifty thousand, two hundred fifteen".