82698874 has 8 divisors (see below), whose sum is σ = 124881300. Its totient is φ = 41071776.

The previous prime is 82698857. The next prime is 82698877. The reversal of 82698874 is 47889628.

It can be written as a sum of positive squares in 2 ways, for example, as 55606849 + 27092025 = 7457^2 + 5205^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (82698877) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 138459 + ... + 139054.

Almost surely, 2^82698874 is an apocalyptic number.

82698874 is a deficient number, since it is larger than the sum of its proper divisors (42182426).

82698874 is a wasteful number, since it uses less digits than its factorization.

82698874 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 277664.

The product of its digits is 1548288, while the sum is 52.

The square root of 82698874 is about 9093.8921260371. The cubic root of 82698874 is about 435.6789046506.

The spelling of 82698874 in words is "eighty-two million, six hundred ninety-eight thousand, eight hundred seventy-four".