124229988 has 36 divisors (see below), whose sum is σ = 314413008. Its totient is φ = 41358960.

The previous prime is 124229983. The next prime is 124230031. The reversal of 124229988 is 889922421.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (36).

It is not an unprimeable number, because it can be changed into a prime (124229983) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 37695 + ... + 40857.

Almost surely, 2^124229988 is an apocalyptic number.

124229988 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

124229988 is an abundant number, since it is smaller than the sum of its proper divisors (190183020).

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

124229988 is a wasteful number, since it uses less digits than its factorization.

124229988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4264 (or 4259 counting only the distinct ones).

The product of its digits is 165888, while the sum is 45.

The square root of 124229988 is about 11145.8507077746. The cubic root of 124229988 is about 498.9712019343.

The spelling of 124229988 in words is "one hundred twenty-four million, two hundred twenty-nine thousand, nine hundred eighty-eight".