80853862 has 4 divisors (see below), whose sum is σ = 121280796. Its totient is φ = 40426930.

The previous prime is 80853823. The next prime is 80853881. The reversal of 80853862 is 26835808.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20213464 + ... + 20213467.

It is an arithmetic number, because the mean of its divisors is an integer number (30320199).

Almost surely, 2^80853862 is an apocalyptic number.

80853862 is a deficient number, since it is larger than the sum of its proper divisors (40426934).

80853862 is a wasteful number, since it uses less digits than its factorization.

80853862 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40426933.

The product of its (nonzero) digits is 92160, while the sum is 40.

The square root of 80853862 is about 8991.8775569955. The cubic root of 80853862 is about 432.4145076989.

The spelling of 80853862 in words is "eighty million, eight hundred fifty-three thousand, eight hundred sixty-two".