52549542 has 12 divisors (see below), whose sum is σ = 113857380. Its totient is φ = 17516508.

The previous prime is 52549531. The next prime is 52549559. The reversal of 52549542 is 24594525.

52549542 is a `hidden beast` number, since 525 + 4 + 95 + 42 = 666.

It is a super-2 number, since 2×52549542² = 5522908728819528, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 52549497 and 52549506.

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, 1459692 + ... + 1459727.

It is an arithmetic number, because the mean of its divisors is an integer number (9488115).

Almost surely, 2^52549542 is an apocalyptic number.

52549542 is an abundant number, since it is smaller than the sum of its proper divisors (61307838).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

52549542 is a wasteful number, since it uses less digits than its factorization.

52549542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2919427 (or 2919424 counting only the distinct ones).

The product of its digits is 72000, while the sum is 36.

The square root of 52549542 is about 7249.1062897436. The cubic root of 52549542 is about 374.5613644637.

The spelling of 52549542 in words is "fifty-two million, five hundred forty-nine thousand, five hundred forty-two".