52402550 has 12 divisors (see below), whose sum is σ = 97468836. Its totient is φ = 20961000.

The previous prime is 52402543. The next prime is 52402607. The reversal of 52402550 is 5520425.

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, 523976 + ... + 524075.

It is an arithmetic number, because the mean of its divisors is an integer number (8122403).

Almost surely, 2^52402550 is an apocalyptic number.

52402550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

52402550 is a deficient number, since it is larger than the sum of its proper divisors (45066286).

52402550 is a wasteful number, since it uses less digits than its factorization.

52402550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1048063 (or 1048058 counting only the distinct ones).

The product of its (nonzero) digits is 2000, while the sum is 23.

The square root of 52402550 is about 7238.9605607435. The cubic root of 52402550 is about 374.2117963057.

Adding to 52402550 its reverse (5520425), we get a palindrome (57922975).

The spelling of 52402550 in words is "fifty-two million, four hundred two thousand, five hundred fifty".