9774942 has 16 divisors (see below), whose sum is σ = 19582992. Its totient is φ = 3252800.

The previous prime is 9774929. The next prime is 9774967. The reversal of 9774942 is 2494779.

It is a super-2 number, since 2×9774942² = 191098982206728, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 9774894 and 9774903.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4192 + ... + 6092.

It is an arithmetic number, because the mean of its divisors is an integer number (1223937).

Almost surely, 2^9774942 is an apocalyptic number.

9774942 is an abundant number, since it is smaller than the sum of its proper divisors (9808050).

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

9774942 is a wasteful number, since it uses less digits than its factorization.

9774942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2763.

The product of its digits is 127008, while the sum is 42.

The square root of 9774942 is about 3126.4903646101. The cubic root of 9774942 is about 213.8149476042.

The spelling of 9774942 in words is "nine million, seven hundred seventy-four thousand, nine hundred forty-two".