701921889 has 32 divisors (see below), whose sum is σ = 1087395840. Its totient is φ = 446654736.

The previous prime is 701921863. The next prime is 701921903. The reversal of 701921889 is 988129107.

It is not a de Polignac number, because 701921889 - 2¹² = 701917793 is a prime.

It is not an unprimeable number, because it can be changed into a prime (701921089) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 400914 + ... + 402660.

It is an arithmetic number, because the mean of its divisors is an integer number (33981120).

Almost surely, 2^701921889 is an apocalyptic number.

It is an amenable number.

701921889 is a deficient number, since it is larger than the sum of its proper divisors (385473951).

701921889 is a wasteful number, since it uses less digits than its factorization.

701921889 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2426 (or 2420 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 45.

The square root of 701921889 is about 26493.8085031201. The cubic root of 701921889 is about 888.7158558337.

The spelling of 701921889 in words is "seven hundred one million, nine hundred twenty-one thousand, eight hundred eighty-nine".