53000026 has 4 divisors (see below), whose sum is σ = 79500042. Its totient is φ = 26500012.

The previous prime is 53000011. The next prime is 53000039. The reversal of 53000026 is 62000035.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 51136801 + 1863225 = 7151^2 + 1365^2 .

It is a junction number, because it is equal to n+sod(n) for n = 52999973 and 53000009.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13250005 + ... + 13250008.

Almost surely, 2^53000026 is an apocalyptic number.

53000026 is a deficient number, since it is larger than the sum of its proper divisors (26500016).

53000026 is a wasteful number, since it uses less digits than its factorization.

53000026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26500015.

The product of its (nonzero) digits is 180, while the sum is 16.

The square root of 53000026 is about 7280.1116749676. Note that the first 3 decimals coincide. The cubic root of 53000026 is about 375.6286368456.

Subtracting 53000026 from its reverse (62000035), we obtain a palindrome (9000009).

The spelling of 53000026 in words is "fifty-three million, twenty-six", and thus it is an aban number and an uban number.