82425736 has 8 divisors (see below), whose sum is σ = 154548270. Its totient is φ = 41212864.

The previous prime is 82425719. The next prime is 82425737. The reversal of 82425736 is 63752428.

It can be written as a sum of positive squares in only one way, i.e., 70660836 + 11764900 = 8406^2 + 3430^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 82425695 and 82425704.

It is not an unprimeable number, because it can be changed into a prime (82425737) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5151601 + ... + 5151616.

Almost surely, 2^82425736 is an apocalyptic number.

It is an amenable number.

82425736 is a deficient number, since it is larger than the sum of its proper divisors (72122534).

82425736 is a wasteful number, since it uses less digits than its factorization.

82425736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10303223 (or 10303219 counting only the distinct ones).

The product of its digits is 80640, while the sum is 37.

The square root of 82425736 is about 9078.8620432299. The cubic root of 82425736 is about 435.1987219046.

The spelling of 82425736 in words is "eighty-two million, four hundred twenty-five thousand, seven hundred thirty-six".