129884364 has 24 divisors (see below), whose sum is σ = 336737520. Its totient is φ = 43294752.

The previous prime is 129884353. The next prime is 129884371. The reversal of 129884364 is 463488921.

It is a happy number.

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, 601209 + ... + 601424.

It is an arithmetic number, because the mean of its divisors is an integer number (14030730).

Almost surely, 2^129884364 is an apocalyptic number.

It is an amenable number.

129884364 is an abundant number, since it is smaller than the sum of its proper divisors (206853156).

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

129884364 is a wasteful number, since it uses less digits than its factorization.

129884364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1202646 (or 1202638 counting only the distinct ones).

The product of its digits is 331776, while the sum is 45.

The square root of 129884364 is about 11396.6821487659. The cubic root of 129884364 is about 506.4294551722.

The spelling of 129884364 in words is "one hundred twenty-nine million, eight hundred eighty-four thousand, three hundred sixty-four".