102055492 has 24 divisors (see below), whose sum is σ = 222667200. Its totient is φ = 39761760.

The previous prime is 102055483. The next prime is 102055511. The reversal of 102055492 is 294550201.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a self number, because there is not a number n which added to its sum of digits gives 102055492.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 165367 + ... + 165982.

It is an arithmetic number, because the mean of its divisors is an integer number (9277800).

Almost surely, 2^102055492 is an apocalyptic number.

It is an amenable number.

102055492 is an abundant number, since it is smaller than the sum of its proper divisors (120611708).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

102055492 is a wasteful number, since it uses less digits than its factorization.

102055492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 331371 (or 331369 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 28.

The square root of 102055492 is about 10102.2518281817. The cubic root of 102055492 is about 467.3175884764.

It can be divided in two parts, 10 and 2055492, that added together give a palindrome (2055502).

The spelling of 102055492 in words is "one hundred two million, fifty-five thousand, four hundred ninety-two".