52187426 has 8 divisors (see below), whose sum is σ = 78344364. Its totient is φ = 26072640.

The previous prime is 52187419. The next prime is 52187449. The reversal of 52187426 is 62478125.

It can be written as a sum of positive squares in 2 ways, for example, as 51136801 + 1050625 = 7151^2 + 1025^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7235 + ... + 12518.

Almost surely, 2^52187426 is an apocalyptic number.

52187426 is a deficient number, since it is larger than the sum of its proper divisors (26156938).

52187426 is a wasteful number, since it uses less digits than its factorization.

52187426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21076.

The product of its digits is 26880, while the sum is 35.

The square root of 52187426 is about 7224.0865166469. The cubic root of 52187426 is about 373.6990200523.

The spelling of 52187426 in words is "fifty-two million, one hundred eighty-seven thousand, four hundred twenty-six".