724054 has 4 divisors (see below), whose sum is σ = 1086084. Its totient is φ = 362026.

The previous prime is 724021. The next prime is 724079. The reversal of 724054 is 450427.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 450427 = 149 ⋅3023.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

724054 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 181012 + ... + 181015.

It is an arithmetic number, because the mean of its divisors is an integer number (271521).

2⁷²⁴⁰⁵⁴ is an apocalyptic number.

724054 is a deficient number, since it is larger than the sum of its proper divisors (362030).

724054 is a wasteful number, since it uses less digits than its factorization.

724054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 362029.

The product of its (nonzero) digits is 1120, while the sum is 22.

The square root of 724054 is about 850.9136266390. The cubic root of 724054 is about 89.7959988495.

The spelling of 724054 in words is "seven hundred twenty-four thousand, fifty-four".