82563436 has 12 divisors (see below), whose sum is σ = 152090680. Its totient is φ = 39108960.

The previous prime is 82563419. The next prime is 82563457. The reversal of 82563436 is 63436528.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 82563395 and 82563404.

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, 543105 + ... + 543256.

Almost surely, 2^82563436 is an apocalyptic number.

It is an amenable number.

82563436 is a deficient number, since it is larger than the sum of its proper divisors (69527244).

82563436 is a wasteful number, since it uses less digits than its factorization.

82563436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1086384 (or 1086382 counting only the distinct ones).

The product of its digits is 103680, while the sum is 37.

The square root of 82563436 is about 9086.4424281454. The cubic root of 82563436 is about 435.4409339720.

It can be divided in two parts, 825 and 63436, that added together give a triangular number (64261 = T₃₅₈).

The spelling of 82563436 in words is "eighty-two million, five hundred sixty-three thousand, four hundred thirty-six".