82387536 has 80 divisors (see below), whose sum is σ = 265363968. Its totient is φ = 21398400.

The previous prime is 82387531. The next prime is 82387561. The reversal of 82387536 is 63578328.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82387531) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7450 + ... + 14841.

Almost surely, 2^82387536 is an apocalyptic number.

It is an amenable number.

82387536 is an abundant number, since it is smaller than the sum of its proper divisors (182976432).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

82387536 is a wasteful number, since it uses less digits than its factorization.

82387536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22320 (or 22314 counting only the distinct ones).

The product of its digits is 241920, while the sum is 42.

The square root of 82387536 is about 9076.7580115369. The cubic root of 82387536 is about 435.1314809317.

The spelling of 82387536 in words is "eighty-two million, three hundred eighty-seven thousand, five hundred thirty-six".