731424124 has 12 divisors (see below), whose sum is σ = 1280571264. Its totient is φ = 365546624.

The previous prime is 731424097. The next prime is 731424131. The reversal of 731424124 is 421424137.

It is a junction number, because it is equal to n+sod(n) for n = 731424092 and 731424101.

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, 31132 + ... + 49315.

It is an arithmetic number, because the mean of its divisors is an integer number (106714272).

Almost surely, 2^731424124 is an apocalyptic number.

It is an amenable number.

731424124 is a deficient number, since it is larger than the sum of its proper divisors (549147140).

731424124 is a wasteful number, since it uses less digits than its factorization.

731424124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82724 (or 82722 counting only the distinct ones).

The product of its digits is 5376, while the sum is 28.

The square root of 731424124 is about 27044.8539282430. The cubic root of 731424124 is about 900.9964781872.

The spelling of 731424124 in words is "seven hundred thirty-one million, four hundred twenty-four thousand, one hundred twenty-four".