9743906 has 4 divisors (see below), whose sum is σ = 14615862. Its totient is φ = 4871952.

The previous prime is 9743897. The next prime is 9743947. The reversal of 9743906 is 6093479.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6093479 = 7 ⋅870497.

It can be written as a sum of positive squares in only one way, i.e., 9333025 + 410881 = 3055^2 + 641^2 .

It is a pancake number, because a pancake can be divided into 9743906 parts by 4414 straight cuts.

It is a self number, because there is not a number n which added to its sum of digits gives 9743906.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2435975 + ... + 2435978.

Almost surely, 2^9743906 is an apocalyptic number.

9743906 is a deficient number, since it is larger than the sum of its proper divisors (4871956).

9743906 is a wasteful number, since it uses less digits than its factorization.

9743906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4871955.

The product of its (nonzero) digits is 40824, while the sum is 38.

The square root of 9743906 is about 3121.5230257040. The cubic root of 9743906 is about 213.5884161215.

The spelling of 9743906 in words is "nine million, seven hundred forty-three thousand, nine hundred six".