138010632 has 16 divisors (see below), whose sum is σ = 345026640. Its totient is φ = 46003536.

The previous prime is 138010619. The next prime is 138010751. The reversal of 138010632 is 236010831.

It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 5750443 = 138010632 / (1 + 3 + 8 + 0 + 1 + 0 + 6 + 3 + 2).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2875198 + ... + 2875245.

It is an arithmetic number, because the mean of its divisors is an integer number (21564165).

Almost surely, 2^138010632 is an apocalyptic number.

138010632 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

138010632 is an abundant number, since it is smaller than the sum of its proper divisors (207016008).

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

138010632 is a wasteful number, since it uses less digits than its factorization.

138010632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5750452 (or 5750448 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 138010632 is about 11747.7926437267. The cubic root of 138010632 is about 516.7781960180.

The spelling of 138010632 in words is "one hundred thirty-eight million, ten thousand, six hundred thirty-two".