102402572 has 12 divisors (see below), whose sum is σ = 182586096. Its totient is φ = 50235120.

The previous prime is 102402527. The next prime is 102402581. The reversal of 102402572 is 275204201.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 241304 + ... + 241727.

It is an arithmetic number, because the mean of its divisors is an integer number (15215508).

Almost surely, 2^102402572 is an apocalyptic number.

It is an amenable number.

102402572 is a deficient number, since it is larger than the sum of its proper divisors (80183524).

102402572 is a wasteful number, since it uses less digits than its factorization.

102402572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 483088 (or 483086 counting only the distinct ones).

The product of its (nonzero) digits is 1120, while the sum is 23.

The square root of 102402572 is about 10119.4155957743. The cubic root of 102402572 is about 467.8467550467.

Adding to 102402572 its reverse (275204201), we get a palindrome (377606773).

The spelling of 102402572 in words is "one hundred two million, four hundred two thousand, five hundred seventy-two".