82698645 has 8 divisors (see below), whose sum is σ = 132317856. Its totient is φ = 44105936.

The previous prime is 82698617. The next prime is 82698647. The reversal of 82698645 is 54689628.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 82698645 - 2⁵ = 82698613 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 82698594 and 82698603.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82698647) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2756607 + ... + 2756636.

It is an arithmetic number, because the mean of its divisors is an integer number (16539732).

Almost surely, 2^82698645 is an apocalyptic number.

It is an amenable number.

82698645 is a deficient number, since it is larger than the sum of its proper divisors (49619211).

82698645 is a wasteful number, since it uses less digits than its factorization.

82698645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5513251.

The product of its digits is 829440, while the sum is 48.

The square root of 82698645 is about 9093.8795351599. The cubic root of 82698645 is about 435.6785025067.

The spelling of 82698645 in words is "eighty-two million, six hundred ninety-eight thousand, six hundred forty-five".