53402235 has 24 divisors (see below), whose sum is σ = 86545200. Its totient is φ = 28118400.

The previous prime is 53402233. The next prime is 53402249. The reversal of 53402235 is 53220435.

It is not a de Polignac number, because 53402235 - 2¹ = 53402233 is a prime.

It is not an unprimeable number, because it can be changed into a prime (53402231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 152841 + ... + 153189.

It is an arithmetic number, because the mean of its divisors is an integer number (3606050).

Almost surely, 2^53402235 is an apocalyptic number.

53402235 is a deficient number, since it is larger than the sum of its proper divisors (33142965).

53402235 is a wasteful number, since it uses less digits than its factorization.

53402235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 559 (or 458 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 24.

The square root of 53402235 is about 7307.6832854195. The cubic root of 53402235 is about 376.5764391746.

The spelling of 53402235 in words is "fifty-three million, four hundred two thousand, two hundred thirty-five".