84779046 has 24 divisors (see below), whose sum is σ = 200387304. Its totient is φ = 25690560.

The previous prime is 84779039. The next prime is 84779069. The reversal of 84779046 is 64097748.

It is a junction number, because it is equal to n+sod(n) for n = 84778992 and 84779010.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 213891 + ... + 214286.

It is an arithmetic number, because the mean of its divisors is an integer number (8349471).

Almost surely, 2^84779046 is an apocalyptic number.

84779046 is an abundant number, since it is smaller than the sum of its proper divisors (115608258).

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

84779046 is a wasteful number, since it uses less digits than its factorization.

84779046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 428196 (or 428193 counting only the distinct ones).

The product of its (nonzero) digits is 338688, while the sum is 45.

The square root of 84779046 is about 9207.5537467886. The cubic root of 84779046 is about 439.3016573687.

The spelling of 84779046 in words is "eighty-four million, seven hundred seventy-nine thousand, forty-six".