57450423 has 8 divisors (see below), whose sum is σ = 77744128. Its totient is φ = 37728504.

The previous prime is 57450401. The next prime is 57450427. The reversal of 57450423 is 32405475.

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

It is not a de Polignac number, because 57450423 - 2⁵ = 57450391 is a prime.

It is a super-2 number, since 2×57450423² = 6601102205757858, which contains 22 as substring.

It is a Duffinian number.

It is a nialpdrome in base 13.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57450427) 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, 142711 + ... + 143112.

It is an arithmetic number, because the mean of its divisors is an integer number (9718016).

Almost surely, 2^57450423 is an apocalyptic number.

57450423 is a deficient number, since it is larger than the sum of its proper divisors (20293705).

57450423 is a wasteful number, since it uses less digits than its factorization.

57450423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 285893.

The product of its (nonzero) digits is 16800, while the sum is 30.

The square root of 57450423 is about 7579.6057285323. The cubic root of 57450423 is about 385.8611700620.

Adding to 57450423 its reverse (32405475), we get a palindrome (89855898).

The spelling of 57450423 in words is "fifty-seven million, four hundred fifty thousand, four hundred twenty-three".