124020668 has 12 divisors (see below), whose sum is σ = 217337400. Its totient is φ = 61924272.

The previous prime is 124020667. The next prime is 124020671. The reversal of 124020668 is 866020421.

It is a super-2 number, since 2×124020668² = 30762252182332448, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 124020668.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124020667) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18218 + ... + 24081.

It is an arithmetic number, because the mean of its divisors is an integer number (18111450).

Almost surely, 2^124020668 is an apocalyptic number.

It is an amenable number.

124020668 is a deficient number, since it is larger than the sum of its proper divisors (93316732).

124020668 is a wasteful number, since it uses less digits than its factorization.

124020668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43036 (or 43034 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 29.

The square root of 124020668 is about 11136.4567075888. The cubic root of 124020668 is about 498.6907989773.

The spelling of 124020668 in words is "one hundred twenty-four million, twenty thousand, six hundred sixty-eight".