124064638 has 8 divisors (see below), whose sum is σ = 186164280. Its totient is φ = 62009880.

The previous prime is 124064627. The next prime is 124064641. The reversal of 124064638 is 836460421.

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

It is a congruent number.

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, 3148 + ... + 16063.

It is an arithmetic number, because the mean of its divisors is an integer number (23270535).

Almost surely, 2^124064638 is an apocalyptic number.

124064638 is a deficient number, since it is larger than the sum of its proper divisors (62099642).

124064638 is a wasteful number, since it uses less digits than its factorization.

124064638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22442.

The product of its (nonzero) digits is 27648, while the sum is 34.

The square root of 124064638 is about 11138.4306794090. The cubic root of 124064638 is about 498.7497269069.

The spelling of 124064638 in words is "one hundred twenty-four million, sixty-four thousand, six hundred thirty-eight".