57552445 has 8 divisors (see below), whose sum is σ = 69368544. Its totient is φ = 45838224.

The previous prime is 57552437. The next prime is 57552457. The reversal of 57552445 is 54425575.

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 57552445 - 2³ = 57552437 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24219 + ... + 26488.

It is an arithmetic number, because the mean of its divisors is an integer number (8671068).

Almost surely, 2^57552445 is an apocalyptic number.

It is an amenable number.

57552445 is a deficient number, since it is larger than the sum of its proper divisors (11816099).

57552445 is a wasteful number, since it uses less digits than its factorization.

57552445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50939.

The product of its digits is 140000, while the sum is 37.

The square root of 57552445 is about 7586.3327767769. The cubic root of 57552445 is about 386.0894425249.

The spelling of 57552445 in words is "fifty-seven million, five hundred fifty-two thousand, four hundred forty-five".