9473638 has 4 divisors (see below), whose sum is σ = 14210460. Its totient is φ = 4736818.

The previous prime is 9473627. The next prime is 9473657. The reversal of 9473638 is 8363749.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 8363749 = 2011 ⋅4159.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a d-powerful number, because it can be written as 9³ + 4⁷ + 7⁸ + 3⁵ + 6 + 3¹³ + 8⁷ .

It is a self number, because there is not a number n which added to its sum of digits gives 9473638.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2368408 + ... + 2368411.

It is an arithmetic number, because the mean of its divisors is an integer number (3552615).

Almost surely, 2^9473638 is an apocalyptic number.

9473638 is a deficient number, since it is larger than the sum of its proper divisors (4736822).

9473638 is a wasteful number, since it uses less digits than its factorization.

9473638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4736821.

The product of its digits is 108864, while the sum is 40.

The square root of 9473638 is about 3077.9275495047. The cubic root of 9473638 is about 211.5950946008.

The spelling of 9473638 in words is "nine million, four hundred seventy-three thousand, six hundred thirty-eight".