220776376 has 16 divisors (see below), whose sum is σ = 421767000. Its totient is φ = 108305184.

The previous prime is 220776359. The next prime is 220776427. The reversal of 220776376 is 673677022.

It is a happy number.

220776376 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 259926 + ... + 260773.

Almost surely, 2^220776376 is an apocalyptic number.

It is an amenable number.

220776376 is a deficient number, since it is larger than the sum of its proper divisors (200990624).

220776376 is a wasteful number, since it uses less digits than its factorization.

220776376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 520758 (or 520754 counting only the distinct ones).

The product of its (nonzero) digits is 148176, while the sum is 40.

The square root of 220776376 is about 14858.5455546631. The cubic root of 220776376 is about 604.3903664835.

The spelling of 220776376 in words is "two hundred twenty million, seven hundred seventy-six thousand, three hundred seventy-six".