881384164 has 12 divisors (see below), whose sum is σ = 1546869744. Its totient is φ = 439421384.

The previous prime is 881384143. The next prime is 881384171. The reversal of 881384164 is 461483188.

It is a self number, because there is not a number n which added to its sum of digits gives 881384164.

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, 316114 + ... + 318889.

It is an arithmetic number, because the mean of its divisors is an integer number (128905812).

Almost surely, 2^881384164 is an apocalyptic number.

It is an amenable number.

881384164 is a deficient number, since it is larger than the sum of its proper divisors (665485580).

881384164 is a wasteful number, since it uses less digits than its factorization.

881384164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 635354 (or 635352 counting only the distinct ones).

The product of its digits is 147456, while the sum is 43.

The square root of 881384164 is about 29688.1148610012. The cubic root of 881384164 is about 958.7861408568.

The spelling of 881384164 in words is "eight hundred eighty-one million, three hundred eighty-four thousand, one hundred sixty-four".