56402102 has 4 divisors (see below), whose sum is σ = 84603156. Its totient is φ = 28201050.

The previous prime is 56402081. The next prime is 56402117. The reversal of 56402102 is 20120465.

It is a happy number.

56402102 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a super-2 number, since 2×56402102² = 6362394220036808, which contains 22 as substring.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 14100524 + ... + 14100527.

It is an arithmetic number, because the mean of its divisors is an integer number (21150789).

Almost surely, 2^56402102 is an apocalyptic number.

56402102 is a deficient number, since it is larger than the sum of its proper divisors (28201054).

56402102 is a wasteful number, since it uses less digits than its factorization.

56402102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28201053.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 56402102 is about 7510.1332877653. The cubic root of 56402102 is about 383.4997600384.

Adding to 56402102 its reverse (20120465), we get a palindrome (76522567).

The spelling of 56402102 in words is "fifty-six million, four hundred two thousand, one hundred two".