82536404 has 6 divisors (see below), whose sum is σ = 144438714. Its totient is φ = 41268200.

The previous prime is 82536401. The next prime is 82536431. The reversal of 82536404 is 40463528.

It can be written as a sum of positive squares in only one way, i.e., 46512400 + 36024004 = 6820^2 + 6002^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82536401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10317047 + ... + 10317054.

It is an arithmetic number, because the mean of its divisors is an integer number (24073119).

Almost surely, 2^82536404 is an apocalyptic number.

It is an amenable number.

82536404 is a deficient number, since it is larger than the sum of its proper divisors (61902310).

82536404 is a wasteful number, since it uses less digits than its factorization.

82536404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20634105 (or 20634103 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 32.

The square root of 82536404 is about 9084.9548155178. The cubic root of 82536404 is about 435.3934063789.

The spelling of 82536404 in words is "eighty-two million, five hundred thirty-six thousand, four hundred four".