52263387 has 20 divisors (see below), whose sum is σ = 85171416. Its totient is φ = 31674240.

The previous prime is 52263377. The next prime is 52263403. The reversal of 52263387 is 78336225.

It is not a de Polignac number, because 52263387 - 2⁸ = 52263131 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (52263377) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 28438 + ... + 30219.

Almost surely, 2^52263387 is an apocalyptic number.

52263387 is a deficient number, since it is larger than the sum of its proper divisors (32908029).

52263387 is a wasteful number, since it uses less digits than its factorization.

52263387 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58680 (or 58671 counting only the distinct ones).

The product of its digits is 60480, while the sum is 36.

The square root of 52263387 is about 7229.3420862482. The cubic root of 52263387 is about 373.8802437170.

It can be divided in two parts, 52263 and 387, that added together give a triangular number (52650 = T₃₂₄).

The spelling of 52263387 in words is "fifty-two million, two hundred sixty-three thousand, three hundred eighty-seven".