9983746 has 16 divisors (see below), whose sum is σ = 15495480. Its totient is φ = 4821120.

The previous prime is 9983723. The next prime is 9983773. The reversal of 9983746 is 6473899.

9983746 is a nontrivial binomial coefficient, being equal to C(4469, 2).

It can be written as a sum of positive squares in 4 ways, for example, as 4247721 + 5736025 = 2061^2 + 2395^2 .

It is a junction number, because it is equal to n+sod(n) for n = 9983696 and 9983705.

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, 8380 + ... + 9496.

Almost surely, 2^9983746 is an apocalyptic number.

9983746 is the 4468-th triangular number.

9983746 is the 1490-th centered nonagonal number.

9983746 is a deficient number, since it is larger than the sum of its proper divisors (5511734).

9983746 is a wasteful number, since it uses less digits than its factorization.

9983746 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1269.

The product of its digits is 326592, while the sum is 46.

The square root of 9983746 is about 3159.7066319518. The cubic root of 9983746 is about 215.3266784317.

It can be divided in two parts, 99 and 83746, that added together give a triangular number (83845 = T₄₀₉).

The spelling of 9983746 in words is "nine million, nine hundred eighty-three thousand, seven hundred forty-six".