57224329 has 8 divisors (see below), whose sum is σ = 60825600. Its totient is φ = 53649216.

The previous prime is 57224317. The next prime is 57224347. The reversal of 57224329 is 92342275.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 57224329 - 2⁷ = 57224201 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 57224294 and 57224303.

It is not an unprimeable number, because it can be changed into a prime (57224309) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1929 + ... + 10870.

It is an arithmetic number, because the mean of its divisors is an integer number (7603200).

Almost surely, 2^57224329 is an apocalyptic number.

It is an amenable number.

57224329 is a deficient number, since it is larger than the sum of its proper divisors (3601271).

57224329 is a wasteful number, since it uses less digits than its factorization.

57224329 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13079.

The product of its digits is 30240, while the sum is 34.

The square root of 57224329 is about 7564.6763975731. The cubic root of 57224329 is about 385.3543238334.

The spelling of 57224329 in words is "fifty-seven million, two hundred twenty-four thousand, three hundred twenty-nine".