83260986 has 32 divisors (see below), whose sum is σ = 173638080. Its totient is φ = 26592384.

The previous prime is 83260973. The next prime is 83260987. The reversal of 83260986 is 68906238.

It is not an unprimeable number, because it can be changed into a prime (83260987) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10630 + ... + 16718.

It is an arithmetic number, because the mean of its divisors is an integer number (5426190).

Almost surely, 2^83260986 is an apocalyptic number.

83260986 is a gapful number since it is divisible by the number (86) formed by its first and last digit.

83260986 is an abundant number, since it is smaller than the sum of its proper divisors (90377094).

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

83260986 is a wasteful number, since it uses less digits than its factorization.

83260986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6190.

The product of its (nonzero) digits is 124416, while the sum is 42.

The square root of 83260986 is about 9124.7458046786. The cubic root of 83260986 is about 436.6637933368.

It can be divided in two parts, 832609 and 86, that added together give a triangular number (832695 = T₁₂₉₀).

The spelling of 83260986 in words is "eighty-three million, two hundred sixty thousand, nine hundred eighty-six".