52461250 has 20 divisors (see below), whose sum is σ = 98335710. Its totient is φ = 20984000.

The previous prime is 52461239. The next prime is 52461313. The reversal of 52461250 is 5216425.

It can be written as a sum of positive squares in 5 ways, for example, as 173889 + 52287361 = 417^2 + 7231^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 19735 + ... + 22234.

Almost surely, 2^52461250 is an apocalyptic number.

52461250 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

52461250 is a deficient number, since it is larger than the sum of its proper divisors (45874460).

52461250 is an equidigital number, since it uses as much as digits as its factorization.

52461250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41991 (or 41976 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 52461250 is about 7243.0138754527. The cubic root of 52461250 is about 374.3514716685.

Adding to 52461250 its reverse (5216425), we get a palindrome (57677675).

The spelling of 52461250 in words is "fifty-two million, four hundred sixty-one thousand, two hundred fifty".