52537478 has 8 divisors (see below), whose sum is σ = 90064272. Its totient is φ = 22516056.

The previous prime is 52537427. The next prime is 52537481. The reversal of 52537478 is 87473525.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1876325 + ... + 1876352.

It is an arithmetic number, because the mean of its divisors is an integer number (11258034).

Almost surely, 2^52537478 is an apocalyptic number.

52537478 is a deficient number, since it is larger than the sum of its proper divisors (37526794).

52537478 is a wasteful number, since it uses less digits than its factorization.

52537478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3752686.

The product of its digits is 235200, while the sum is 41.

The square root of 52537478 is about 7248.2741394073. The cubic root of 52537478 is about 374.5326991067.

The spelling of 52537478 in words is "fifty-two million, five hundred thirty-seven thousand, four hundred seventy-eight".