52386428 has 6 divisors (see below), whose sum is σ = 91676256. Its totient is φ = 26193212.

The previous prime is 52386409. The next prime is 52386457. The reversal of 52386428 is 82468325.

It is a junction number, because it is equal to n+sod(n) for n = 52386391 and 52386400.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6548300 + ... + 6548307.

It is an arithmetic number, because the mean of its divisors is an integer number (15279376).

Almost surely, 2^52386428 is an apocalyptic number.

It is an amenable number.

52386428 is a deficient number, since it is larger than the sum of its proper divisors (39289828).

52386428 is a wasteful number, since it uses less digits than its factorization.

52386428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13096611 (or 13096609 counting only the distinct ones).

The product of its digits is 92160, while the sum is 38.

The square root of 52386428 is about 7237.8469174196. The cubic root of 52386428 is about 374.1734161036.

The spelling of 52386428 in words is "fifty-two million, three hundred eighty-six thousand, four hundred twenty-eight".