83419886 has 16 divisors (see below), whose sum is σ = 136712880. Its totient is φ = 37860480.

The previous prime is 83419837. The next prime is 83419913. The reversal of 83419886 is 68891438.

It is a self number, because there is not a number n which added to its sum of digits gives 83419886.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14150 + ... + 19158.

It is an arithmetic number, because the mean of its divisors is an integer number (8544555).

Almost surely, 2^83419886 is an apocalyptic number.

83419886 is a deficient number, since it is larger than the sum of its proper divisors (53292994).

83419886 is a wasteful number, since it uses less digits than its factorization.

83419886 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5779.

The product of its digits is 331776, while the sum is 47.

The square root of 83419886 is about 9133.4487462294. The cubic root of 83419886 is about 436.9414014814.

The spelling of 83419886 in words is "eighty-three million, four hundred nineteen thousand, eight hundred eighty-six".