129082632 has 64 divisors (see below), whose sum is σ = 390510720. Its totient is φ = 34710528.

The previous prime is 129082621. The next prime is 129082643. The reversal of 129082632 is 236280921.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (129082621) and next prime (129082643).

It is a junction number, because it is equal to n+sod(n) for n = 129082593 and 129082602.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19743 + ... + 25454.

It is an arithmetic number, because the mean of its divisors is an integer number (6101730).

Almost surely, 2^129082632 is an apocalyptic number.

129082632 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

129082632 is an abundant number, since it is smaller than the sum of its proper divisors (261428088).

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

129082632 is a wasteful number, since it uses less digits than its factorization.

129082632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45230 (or 45226 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 33.

The square root of 129082632 is about 11361.4537802167. The cubic root of 129082632 is about 505.3852982177.

The spelling of 129082632 in words is "one hundred twenty-nine million, eighty-two thousand, six hundred thirty-two".