80862606 has 72 divisors (see below), whose sum is σ = 194699232. Its totient is φ = 24235200.

The previous prime is 80862581. The next prime is 80862623. The reversal of 80862606 is 60626808.

It is a super-2 number, since 2×80862606² = 13077522098222472, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 298251 + ... + 298521.

It is an arithmetic number, because the mean of its divisors is an integer number (2704156).

Almost surely, 2^80862606 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 80862606, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (97349616).

80862606 is an abundant number, since it is smaller than the sum of its proper divisors (113836626).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

80862606 is a wasteful number, since it uses less digits than its factorization.

80862606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 438 (or 424 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 36.

The square root of 80862606 is about 8992.3637604359. The cubic root of 80862606 is about 432.4300950647.

The spelling of 80862606 in words is "eighty million, eight hundred sixty-two thousand, six hundred six".