53042402 has 12 divisors (see below), whose sum is σ = 92553750. Its totient is φ = 22732416.

The previous prime is 53042401. The next prime is 53042441. The reversal of 53042402 is 20424035.

53042402 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 28826161 + 24216241 = 5369^2 + 4921^2 .

It is not an unprimeable number, because it can be changed into a prime (53042401) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 270527 + ... + 270722.

Almost surely, 2^53042402 is an apocalyptic number.

53042402 is a deficient number, since it is larger than the sum of its proper divisors (39511348).

53042402 is a wasteful number, since it uses less digits than its factorization.

53042402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 541265 (or 541258 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 20.

The square root of 53042402 is about 7283.0214883659. The cubic root of 53042402 is about 375.7287210651.

Adding to 53042402 its reverse (20424035), we get a palindrome (73466437).

The spelling of 53042402 in words is "fifty-three million, forty-two thousand, four hundred two".