53302155 has 32 divisors (see below), whose sum is σ = 91086336. Its totient is φ = 26552064.

The previous prime is 53302127. The next prime is 53302159. The reversal of 53302155 is 55120335.

It is not a de Polignac number, because 53302155 - 2¹⁶ = 53236619 is a prime.

It is a super-2 number, since 2×53302155² = 5682239455288050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (53302159) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13039 + ... + 16631.

It is an arithmetic number, because the mean of its divisors is an integer number (2846448).

Almost surely, 2^53302155 is an apocalyptic number.

53302155 is a deficient number, since it is larger than the sum of its proper divisors (37784181).

53302155 is a wasteful number, since it uses less digits than its factorization.

53302155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3667.

The product of its (nonzero) digits is 2250, while the sum is 24.

The square root of 53302155 is about 7300.8324867785. The cubic root of 53302155 is about 376.3410474170.

The spelling of 53302155 in words is "fifty-three million, three hundred two thousand, one hundred fifty-five".