52506450 has 36 divisors (see below), whose sum is σ = 141068538. Its totient is φ = 14001600.

The previous prime is 52506437. The next prime is 52506463. The reversal of 52506450 is 5460525.

It is an interprime number because it is at equal distance from previous prime (52506437) and next prime (52506463).

It can be written as a sum of positive squares in 3 ways, for example, as 50424201 + 2082249 = 7101^2 + 1443^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 57891 + ... + 58790.

Almost surely, 2^52506450 is an apocalyptic number.

52506450 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

52506450 is an abundant number, since it is smaller than the sum of its proper divisors (88562088).

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

52506450 is a wasteful number, since it uses less digits than its factorization.

52506450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116699 (or 116691 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 27.

The square root of 52506450 is about 7246.1334517106. The cubic root of 52506450 is about 374.4589530907.

Adding to 52506450 its reverse (5460525), we get a palindrome (57966975).

The spelling of 52506450 in words is "fifty-two million, five hundred six thousand, four hundred fifty".