4739866 has 8 divisors (see below), whose sum is σ = 7119540. Its totient is φ = 2366688.

The previous prime is 4739857. The next prime is 4739879. The reversal of 4739866 is 6689374.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 3164841 + 1575025 = 1779^2 + 1255^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1150 + ... + 3286.

Almost surely, 2^4739866 is an apocalyptic number.

4739866 is a deficient number, since it is larger than the sum of its proper divisors (2379674).

4739866 is a wasteful number, since it uses less digits than its factorization.

4739866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3248.

The product of its digits is 217728, while the sum is 43.

The square root of 4739866 is about 2177.1233313710. The cubic root of 4739866 is about 167.9791404562.

Adding to 4739866 its product of digits (217728), we get a palindrome (4957594).

The spelling of 4739866 in words is "four million, seven hundred thirty-nine thousand, eight hundred sixty-six".