920380698 has 64 divisors (see below), whose sum is σ = 2109419520. Its totient is φ = 297245376.

The previous prime is 920380679. The next prime is 920380709. The reversal of 920380698 is 896083029.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 552615 + ... + 554277.

It is an arithmetic number, because the mean of its divisors is an integer number (32959680).

Almost surely, 2^920380698 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 920380698, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1054709760).

920380698 is an abundant number, since it is smaller than the sum of its proper divisors (1189038822).

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

920380698 is a wasteful number, since it uses less digits than its factorization.

920380698 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1988 (or 1982 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 45.

The square root of 920380698 is about 30337.7767478106. The cubic root of 920380698 is about 972.7229608424.

The spelling of 920380698 in words is "nine hundred twenty million, three hundred eighty thousand, six hundred ninety-eight".