53434402 has 24 divisors (see below), whose sum is σ = 93684060. Its totient is φ = 22790880.

The previous prime is 53434399. The next prime is 53434411. The reversal of 53434402 is 20443435.

It can be written as a sum of positive squares in 2 ways, for example, as 52693081 + 741321 = 7259^2 + 861^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21252 + ... + 23632.

Almost surely, 2^53434402 is an apocalyptic number.

53434402 is a deficient number, since it is larger than the sum of its proper divisors (40249658).

53434402 is a wasteful number, since it uses less digits than its factorization.

53434402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2626 (or 2619 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 25.

The square root of 53434402 is about 7309.8838568065. The cubic root of 53434402 is about 376.6520346558.

Adding to 53434402 its reverse (20443435), we get a palindrome (73877837).

The spelling of 53434402 in words is "fifty-three million, four hundred thirty-four thousand, four hundred two".