102488442 has 16 divisors (see below), whose sum is σ = 234259392. Its totient is φ = 29282400.

The previous prime is 102488431. The next prime is 102488443. The reversal of 102488442 is 244884201.

It is not an unprimeable number, because it can be changed into a prime (102488443) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1220059 + ... + 1220142.

It is an arithmetic number, because the mean of its divisors is an integer number (14641212).

Almost surely, 2^102488442 is an apocalyptic number.

102488442 is an abundant number, since it is smaller than the sum of its proper divisors (131770950).

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

102488442 is a wasteful number, since it uses less digits than its factorization.

102488442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2440213.

The product of its (nonzero) digits is 16384, while the sum is 33.

The square root of 102488442 is about 10123.6575406322. The cubic root of 102488442 is about 467.9774899685.

The spelling of 102488442 in words is "one hundred two million, four hundred eighty-eight thousand, four hundred forty-two".