53488426 has 16 divisors (see below), whose sum is σ = 85090824. Its totient is φ = 25129984.

The previous prime is 53488417. The next prime is 53488427. The reversal of 53488426 is 62488435.

53488426 = 999² + 1000² + ... + 1049².

It can be written as a sum of positive squares in 4 ways, for example, as 23512801 + 29975625 = 4849^2 + 5475^2 .

It is a super-2 number, since 2×53488426² = 5722023431914952, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (53488427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33666 + ... + 35218.

Almost surely, 2^53488426 is an apocalyptic number.

53488426 is a deficient number, since it is larger than the sum of its proper divisors (31602398).

53488426 is a wasteful number, since it uses less digits than its factorization.

53488426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2585.

The product of its digits is 184320, while the sum is 40.

The square root of 53488426 is about 7313.5781940169. The cubic root of 53488426 is about 376.7789279119.

Subtracting 53488426 from its reverse (62488435), we obtain a palindrome (9000009).

The spelling of 53488426 in words is "fifty-three million, four hundred eighty-eight thousand, four hundred twenty-six".