4743638 has 4 divisors (see below), whose sum is σ = 7115460. Its totient is φ = 2371818.

The previous prime is 4743637. The next prime is 4743671. The reversal of 4743638 is 8363474.

It is a semiprime because it is the product of two primes.

It is an alternating number because its digits alternate between even and odd.

It is a junction number, because it is equal to n+sod(n) for n = 4743598 and 4743607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4743637) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1185908 + ... + 1185911.

It is an arithmetic number, because the mean of its divisors is an integer number (1778865).

Almost surely, 2^4743638 is an apocalyptic number.

4743638 is a deficient number, since it is larger than the sum of its proper divisors (2371822).

4743638 is a wasteful number, since it uses less digits than its factorization.

4743638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2371821.

The product of its digits is 48384, while the sum is 35.

The square root of 4743638 is about 2177.9894398275. The cubic root of 4743638 is about 168.0236880808.

It can be divided in two parts, 47436 and 38, that added together give a palindrome (47474).

The spelling of 4743638 in words is "four million, seven hundred forty-three thousand, six hundred thirty-eight".