124749406 has 8 divisors (see below), whose sum is σ = 187174800. Its totient is φ = 62357808.

The previous prime is 124749397. The next prime is 124749409. The reversal of 124749406 is 604947421.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124749409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5175 + ... + 16621.

It is an arithmetic number, because the mean of its divisors is an integer number (23396850).

Almost surely, 2^124749406 is an apocalyptic number.

124749406 is a deficient number, since it is larger than the sum of its proper divisors (62425394).

124749406 is a wasteful number, since it uses less digits than its factorization.

124749406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16898.

The product of its (nonzero) digits is 48384, while the sum is 37.

The square root of 124749406 is about 11169.1273607207. The cubic root of 124749406 is about 499.6656511382.

It can be divided in two parts, 1247 and 49406, that added together give a cube (50653 = 37³).

The spelling of 124749406 in words is "one hundred twenty-four million, seven hundred forty-nine thousand, four hundred six".