38564235 has 16 divisors (see below), whose sum is σ = 68558880. Its totient is φ = 20567520.

The previous prime is 38564213. The next prime is 38564257. The reversal of 38564235 is 53246583.

It is a happy number.

38564235 is a `hidden beast` number, since 3 + 8 + 5 + 642 + 3 + 5 = 666.

It is an interprime number because it is at equal distance from previous prime (38564213) and next prime (38564257).

It is not a de Polignac number, because 38564235 - 2⁵ = 38564203 is a prime.

It is a super-2 number, since 2×38564235² = 2974400442270450, which contains 22 as substring.

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 a self number, because there is not a number n which added to its sum of digits gives 38564235.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 142696 + ... + 142965.

It is an arithmetic number, because the mean of its divisors is an integer number (4284930).

Almost surely, 2^38564235 is an apocalyptic number.

38564235 is a deficient number, since it is larger than the sum of its proper divisors (29994645).

38564235 is a wasteful number, since it uses less digits than its factorization.

38564235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 285675 (or 285669 counting only the distinct ones).

The product of its digits is 86400, while the sum is 36.

The square root of 38564235 is about 6210.0108695557. The cubic root of 38564235 is about 337.8533583042.

It can be divided in two parts, 385 and 64235, that added together give a triangular number (64620 = T₃₅₉).

The spelling of 38564235 in words is "thirty-eight million, five hundred sixty-four thousand, two hundred thirty-five".