52496240 has 40 divisors (see below), whose sum is σ = 128481360. Its totient is φ = 19892736.

The previous prime is 52496239. The next prime is 52496263. The reversal of 52496240 is 4269425.

It is a tau number, because it is divible by the number of its divisors (40).

It is a junction number, because it is equal to n+sod(n) for n = 52496197 and 52496206.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15749 + ... + 18788.

It is an arithmetic number, because the mean of its divisors is an integer number (3212034).

Almost surely, 2^52496240 is an apocalyptic number.

It is an amenable number.

52496240 is an abundant number, since it is smaller than the sum of its proper divisors (75985120).

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

52496240 is a wasteful number, since it uses less digits than its factorization.

52496240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34569 (or 34563 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 32.

The square root of 52496240 is about 7245.4289037986. The cubic root of 52496240 is about 374.4346800490.

The spelling of 52496240 in words is "fifty-two million, four hundred ninety-six thousand, two hundred forty".