83495812 has 6 divisors (see below), whose sum is σ = 146117678. Its totient is φ = 41747904.

The previous prime is 83495801. The next prime is 83495831. The reversal of 83495812 is 21859438.

It can be written as a sum of positive squares in only one way, i.e., 56310016 + 27185796 = 7504^2 + 5214^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10436973 + ... + 10436980.

Almost surely, 2^83495812 is an apocalyptic number.

It is an amenable number.

83495812 is a deficient number, since it is larger than the sum of its proper divisors (62621866).

83495812 is a wasteful number, since it uses less digits than its factorization.

83495812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20873957 (or 20873955 counting only the distinct ones).

The product of its digits is 69120, while the sum is 40.

The square root of 83495812 is about 9137.6042812107. The cubic root of 83495812 is about 437.0739244506.

It can be divided in two parts, 8349 and 5812, that added together give a square (14161 = 119²).

The spelling of 83495812 in words is "eighty-three million, four hundred ninety-five thousand, eight hundred twelve".