881480646 has 12 divisors (see below), whose sum is σ = 1909874772. Its totient is φ = 293826876.

The previous prime is 881480539. The next prime is 881480669. The reversal of 881480646 is 646084188.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 24485556 + ... + 24485591.

It is an arithmetic number, because the mean of its divisors is an integer number (159156231).

Almost surely, 2^881480646 is an apocalyptic number.

881480646 is an abundant number, since it is smaller than the sum of its proper divisors (1028394126).

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

881480646 is a wasteful number, since it uses less digits than its factorization.

881480646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48971155 (or 48971152 counting only the distinct ones).

The product of its (nonzero) digits is 294912, while the sum is 45.

The square root of 881480646 is about 29689.7397428809. The cubic root of 881480646 is about 958.8211245537.

The spelling of 881480646 in words is "eight hundred eighty-one million, four hundred eighty thousand, six hundred forty-six".