102534984 has 40 divisors (see below), whose sum is σ = 287194710. Its totient is φ = 34178112.

The previous prime is 102534983. The next prime is 102535003. The reversal of 102534984 is 489435201.

It can be written as a sum of positive squares in only one way, i.e., 74338884 + 28196100 = 8622^2 + 5310^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (102534983) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 78469 + ... + 79764.

Almost surely, 2^102534984 is an apocalyptic number.

It is an amenable number.

102534984 is an abundant number, since it is smaller than the sum of its proper divisors (184659726).

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

102534984 is a wasteful number, since it uses less digits than its factorization.

102534984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158251 (or 158238 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

The square root of 102534984 is about 10125.9559548716. The cubic root of 102534984 is about 468.0483184826.

The spelling of 102534984 in words is "one hundred two million, five hundred thirty-four thousand, nine hundred eighty-four".