52481842 has 12 divisors (see below), whose sum is σ = 91575630. Its totient is φ = 22492176.

The previous prime is 52481831. The next prime is 52481879. The reversal of 52481842 is 24818425.

It can be written as a sum of positive squares in only one way, i.e., 52287361 + 194481 = 7231^2 + 441^2 .

It is a junction number, because it is equal to n+sod(n) for n = 52481798 and 52481807.

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, 267667 + ... + 267862.

Almost surely, 2^52481842 is an apocalyptic number.

52481842 is a deficient number, since it is larger than the sum of its proper divisors (39093788).

52481842 is a wasteful number, since it uses less digits than its factorization.

52481842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 535545 (or 535538 counting only the distinct ones).

The product of its digits is 20480, while the sum is 34.

The square root of 52481842 is about 7244.4352436888. The cubic root of 52481842 is about 374.4004451942.

The spelling of 52481842 in words is "fifty-two million, four hundred eighty-one thousand, eight hundred forty-two".