102365442 has 24 divisors (see below), whose sum is σ = 225430140. Its totient is φ = 33562080.

The previous prime is 102365437. The next prime is 102365453. The reversal of 102365442 is 244563201.

102365442 is a `hidden beast` number, since 1 + 0 + 2 + 3 + 654 + 4 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 102030201 + 335241 = 10101^2 + 579^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 45517 + ... + 47712.

Almost surely, 2^102365442 is an apocalyptic number.

102365442 is an abundant number, since it is smaller than the sum of its proper divisors (123064698).

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

102365442 is a wasteful number, since it uses less digits than its factorization.

102365442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93298 (or 93295 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 102365442 is about 10117.5808373346. The cubic root of 102365442 is about 467.7902029191.

The spelling of 102365442 in words is "one hundred two million, three hundred sixty-five thousand, four hundred forty-two".