53325755 has 16 divisors (see below), whose sum is σ = 73369344. Its totient is φ = 36447840.

The previous prime is 53325749. The next prime is 53325803. The reversal of 53325755 is 55752335.

It is not a de Polignac number, because 53325755 - 2⁴ = 53325739 is a prime.

It is a super-3 number, since 3×53325755³ (a number of 24 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a Duffinian 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, 9284 + ... + 13886.

It is an arithmetic number, because the mean of its divisors is an integer number (4585584).

Almost surely, 2^53325755 is an apocalyptic number.

53325755 is a deficient number, since it is larger than the sum of its proper divisors (20043589).

53325755 is a wasteful number, since it uses less digits than its factorization.

53325755 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4946.

The product of its digits is 78750, while the sum is 35.

The square root of 53325755 is about 7302.4485619551. The cubic root of 53325755 is about 376.3965819961.

The spelling of 53325755 in words is "fifty-three million, three hundred twenty-five thousand, seven hundred fifty-five".