53235402 has 24 divisors (see below), whose sum is σ = 117031488. Its totient is φ = 16131720.

The previous prime is 53235379. The next prime is 53235437. The reversal of 53235402 is 20453235.

53235402 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×53235402² = 5668016052203208, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 35938 + ... + 37389.

It is an arithmetic number, because the mean of its divisors is an integer number (4876312).

Almost surely, 2^53235402 is an apocalyptic number.

53235402 is an abundant number, since it is smaller than the sum of its proper divisors (63796086).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53235402 is a wasteful number, since it uses less digits than its factorization.

53235402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73354 (or 73343 counting only the distinct ones).

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

The square root of 53235402 is about 7296.2594526237. The cubic root of 53235402 is about 376.1838781094.

Adding to 53235402 its reverse (20453235), we get a palindrome (73688637).

The spelling of 53235402 in words is "fifty-three million, two hundred thirty-five thousand, four hundred two".