52542406 has 12 divisors (see below), whose sum is σ = 91681308. Its totient is φ = 22518132.

The previous prime is 52542379. The next prime is 52542421. The reversal of 52542406 is 60424525.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 267976 + ... + 268171.

It is an arithmetic number, because the mean of its divisors is an integer number (7640109).

Almost surely, 2^52542406 is an apocalyptic number.

52542406 is a deficient number, since it is larger than the sum of its proper divisors (39138902).

52542406 is a wasteful number, since it uses less digits than its factorization.

52542406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 536163 (or 536156 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 28.

The square root of 52542406 is about 7248.6140744283. The cubic root of 52542406 is about 374.5444090930.

The spelling of 52542406 in words is "fifty-two million, five hundred forty-two thousand, four hundred six".