57430738 has 8 divisors (see below), whose sum is σ = 86274288. Its totient is φ = 28672644.

The previous prime is 57430727. The next prime is 57430741. The reversal of 57430738 is 83703475.

57430738 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a junction number, because it is equal to n+sod(n) for n = 57430697 and 57430706.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19656 + ... + 22387.

It is an arithmetic number, because the mean of its divisors is an integer number (10784286).

Almost surely, 2^57430738 is an apocalyptic number.

57430738 is a deficient number, since it is larger than the sum of its proper divisors (28843550).

57430738 is a wasteful number, since it uses less digits than its factorization.

57430738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42728.

The product of its (nonzero) digits is 70560, while the sum is 37.

The square root of 57430738 is about 7578.3070668851. The cubic root of 57430738 is about 385.8170941183.

The spelling of 57430738 in words is "fifty-seven million, four hundred thirty thousand, seven hundred thirty-eight".