676783284 has 12 divisors (see below), whose sum is σ = 1579161024. Its totient is φ = 225594424.

The previous prime is 676783241. The next prime is 676783301. The reversal of 676783284 is 482387676.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×676783284² = 916071227003649312, which contains 22 as substring.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28199292 + ... + 28199315.

It is an arithmetic number, because the mean of its divisors is an integer number (131596752).

Almost surely, 2^676783284 is an apocalyptic number.

It is an amenable number.

676783284 is an abundant number, since it is smaller than the sum of its proper divisors (902377740).

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

676783284 is a wasteful number, since it uses less digits than its factorization.

676783284 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56398614 (or 56398612 counting only the distinct ones).

The product of its digits is 2709504, while the sum is 51.

The square root of 676783284 is about 26015.0587929376. The cubic root of 676783284 is about 877.9771390695.

The spelling of 676783284 in words is "six hundred seventy-six million, seven hundred eighty-three thousand, two hundred eighty-four".