52657401 has 8 divisors (see below), whose sum is σ = 72107584. Its totient is φ = 34156080.

The previous prime is 52657399. The next prime is 52657421. The reversal of 52657401 is 10475625.

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

It is not a de Polignac number, because 52657401 - 2¹ = 52657399 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52657421) 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, 237085 + ... + 237306.

It is an arithmetic number, because the mean of its divisors is an integer number (9013448).

Almost surely, 2^52657401 is an apocalyptic number.

It is an amenable number.

52657401 is a deficient number, since it is larger than the sum of its proper divisors (19450183).

52657401 is a wasteful number, since it uses less digits than its factorization.

52657401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 474431.

The product of its (nonzero) digits is 8400, while the sum is 30.

The square root of 52657401 is about 7256.5419450314. The cubic root of 52657401 is about 374.8174542643.

The spelling of 52657401 in words is "fifty-two million, six hundred fifty-seven thousand, four hundred one".