99402534 has 48 divisors (see below), whose sum is σ = 268519680. Its totient is φ = 25818480.

The previous prime is 99402533. The next prime is 99402539. The reversal of 99402534 is 43520499.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99402533) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 34474 + ... + 37245.

It is an arithmetic number, because the mean of its divisors is an integer number (5594160).

Almost surely, 2^99402534 is an apocalyptic number.

99402534 is an abundant number, since it is smaller than the sum of its proper divisors (169117146).

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

99402534 is a wasteful number, since it uses less digits than its factorization.

99402534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71745 (or 71742 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 36.

The square root of 99402534 is about 9970.0819455007. The cubic root of 99402534 is about 463.2326390685.

The spelling of 99402534 in words is "ninety-nine million, four hundred two thousand, five hundred thirty-four".