52561150 has 24 divisors (see below), whose sum is σ = 97962480. Its totient is φ = 20981760.

The previous prime is 52561129. The next prime is 52561183. The reversal of 52561150 is 5116525.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 37767 + ... + 39133.

It is an arithmetic number, because the mean of its divisors is an integer number (4081770).

Almost surely, 2^52561150 is an apocalyptic number.

52561150 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

52561150 is a deficient number, since it is larger than the sum of its proper divisors (45401330).

52561150 is a wasteful number, since it uses less digits than its factorization.

52561150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2148 (or 2143 counting only the distinct ones).

The product of its (nonzero) digits is 1500, while the sum is 25.

The square root of 52561150 is about 7249.9068959539. The cubic root of 52561150 is about 374.5889421745.

Adding to 52561150 its reverse (5116525), we get a palindrome (57677675).

The spelling of 52561150 in words is "fifty-two million, five hundred sixty-one thousand, one hundred fifty".