9770998 has 16 divisors (see below), whose sum is σ = 15365376. Its totient is φ = 4651240.

The previous prime is 9770963. The next prime is 9771007. The reversal of 9770998 is 8990779.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13965 + ... + 14647.

It is an arithmetic number, because the mean of its divisors is an integer number (960336).

Almost surely, 2^9770998 is an apocalyptic number.

9770998 is a deficient number, since it is larger than the sum of its proper divisors (5594378).

9770998 is a wasteful number, since it uses less digits than its factorization.

9770998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1019.

The product of its (nonzero) digits is 285768, while the sum is 49.

The square root of 9770998 is about 3125.8595617846. The cubic root of 9770998 is about 213.7861870040.

The spelling of 9770998 in words is "nine million, seven hundred seventy thousand, nine hundred ninety-eight".