53702042 has 4 divisors (see below), whose sum is σ = 80553066. Its totient is φ = 26851020.

The previous prime is 53702039. The next prime is 53702063. The reversal of 53702042 is 24020735.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 47596201 + 6105841 = 6899^2 + 2471^2 .

It is a junction number, because it is equal to n+sod(n) for n = 53701999 and 53702017.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13425509 + ... + 13425512.

Almost surely, 2^53702042 is an apocalyptic number.

53702042 is a deficient number, since it is larger than the sum of its proper divisors (26851024).

53702042 is a wasteful number, since it uses less digits than its factorization.

53702042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26851023.

The product of its (nonzero) digits is 1680, while the sum is 23.

The square root of 53702042 is about 7328.1677109630. The cubic root of 53702042 is about 377.2798406344.

Adding to 53702042 its reverse (24020735), we get a palindrome (77722777).

The spelling of 53702042 in words is "fifty-three million, seven hundred two thousand, forty-two".