52501474 has 12 divisors (see below), whose sum is σ = 83658114. Its totient is φ = 24706304.

The previous prime is 52501451. The next prime is 52501481. The reversal of 52501474 is 47410525.

It can be written as a sum of positive squares in 3 ways, for example, as 52490025 + 11449 = 7245^2 + 107^2 .

It is an alternating number because its digits alternate between odd and even.

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, 44839 + ... + 45994.

Almost surely, 2^52501474 is an apocalyptic number.

52501474 is a deficient number, since it is larger than the sum of its proper divisors (31156640).

52501474 is a wasteful number, since it uses less digits than its factorization.

52501474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90869 (or 90852 counting only the distinct ones).

The product of its (nonzero) digits is 5600, while the sum is 28.

The square root of 52501474 is about 7245.7900880442. The cubic root of 52501474 is about 374.4471236449.

Adding to 52501474 its reverse (47410525), we get a palindrome (99911999).

It can be divided in two parts, 52501 and 474, that added together give a triangular number (52975 = T₃₂₅).

The spelling of 52501474 in words is "fifty-two million, five hundred one thousand, four hundred seventy-four".