124989922 has 8 divisors (see below), whose sum is σ = 192552156. Its totient is φ = 60805872.

The previous prime is 124989883. The next prime is 124989937. The reversal of 124989922 is 229989421.

It can be written as a sum of positive squares in 2 ways, for example, as 124970041 + 19881 = 11179^2 + 141^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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, 844453 + ... + 844600.

Almost surely, 2^124989922 is an apocalyptic number.

124989922 is a deficient number, since it is larger than the sum of its proper divisors (67562234).

124989922 is a wasteful number, since it uses less digits than its factorization.

124989922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1689092.

The product of its digits is 186624, while the sum is 46.

The square root of 124989922 is about 11179.8891765527. The cubic root of 124989922 is about 499.9865623055.

It can be divided in two parts, 1249 and 89922, that multiplied together give a triangular number (112312578 = T₁₄₉₈₇).

The spelling of 124989922 in words is "one hundred twenty-four million, nine hundred eighty-nine thousand, nine hundred twenty-two".