57503973 has 8 divisors (see below), whose sum is σ = 77416768. Its totient is φ = 37963584.

The previous prime is 57503951. The next prime is 57503987. The reversal of 57503973 is 37930575.

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

It is not a de Polignac number, because 57503973 - 2⁹ = 57503461 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57503923) 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, 92740 + ... + 93357.

It is an arithmetic number, because the mean of its divisors is an integer number (9677096).

Almost surely, 2^57503973 is an apocalyptic number.

It is an amenable number.

57503973 is a deficient number, since it is larger than the sum of its proper divisors (19912795).

57503973 is a wasteful number, since it uses less digits than its factorization.

57503973 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 186203.

The product of its (nonzero) digits is 99225, while the sum is 39.

The square root of 57503973 is about 7583.1374113885. The cubic root of 57503973 is about 385.9810209287.

The spelling of 57503973 in words is "fifty-seven million, five hundred three thousand, nine hundred seventy-three".