4976643 has 8 divisors (see below), whose sum is σ = 7583488. Its totient is φ = 2843784.

The previous prime is 4976639. The next prime is 4976663. The reversal of 4976643 is 3466794.

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

It is not a de Polignac number, because 4976643 - 2² = 4976639 is a prime.

It is a d-powerful number, because it can be written as 4⁴ + 9⁶ + 7⁷ + 6⁸ + 6⁸ + 4⁹ + 3³ .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4976623) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 118471 + ... + 118512.

It is an arithmetic number, because the mean of its divisors is an integer number (947936).

Almost surely, 2^4976643 is an apocalyptic number.

4976643 is a deficient number, since it is larger than the sum of its proper divisors (2606845).

4976643 is a wasteful number, since it uses less digits than its factorization.

4976643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 236993.

The product of its digits is 108864, while the sum is 39.

The square root of 4976643 is about 2230.8390798083. The cubic root of 4976643 is about 170.7309129220.

It can be divided in two parts, 497 and 6643, that added together give a triangular number (7140 = T₁₁₉).

The spelling of 4976643 in words is "four million, nine hundred seventy-six thousand, six hundred forty-three".