84780796 has 6 divisors (see below), whose sum is σ = 148366400. Its totient is φ = 42390396.

The previous prime is 84780781. The next prime is 84780797. The reversal of 84780796 is 69708748.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84780797) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10597596 + ... + 10597603.

Almost surely, 2^84780796 is an apocalyptic number.

It is an amenable number.

84780796 is a deficient number, since it is larger than the sum of its proper divisors (63585604).

84780796 is a wasteful number, since it uses less digits than its factorization.

84780796 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21195203 (or 21195201 counting only the distinct ones).

The product of its (nonzero) digits is 677376, while the sum is 49.

The square root of 84780796 is about 9207.6487769680. The cubic root of 84780796 is about 439.3046800205.

The spelling of 84780796 in words is "eighty-four million, seven hundred eighty thousand, seven hundred ninety-six".