4976645 has 4 divisors (see below), whose sum is σ = 5971980.
Its totient is φ = 3981312.
The previous prime is 4976639. The next prime is 4976663. The reversal of 4976645 is 5466794.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 2316484 + 2660161 = 1522^2 + 1631^2
It is a cyclic number.
It is not a de Polignac number, because 4976645 - 26 = 4976581 is a prime.
It is a Curzon number.
It is a congruent number.
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, 497660 + ... + 497669.
It is an arithmetic number, because the mean of its divisors is an integer number (1492995).
Almost surely, 24976645 is an apocalyptic number.
It is an amenable number.
4976645 is a deficient number, since it is larger than the sum of its proper divisors (995335).
4976645 is an equidigital number, since it uses as much as digits as its factorization.
4976645 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 995334.
The product of its digits is 181440, while the sum is 41.
The square root of 4976645 is about 2230.8395280701.
The cubic root of 4976645 is about 170.7309357929.
The spelling of 4976645 in words is "four million, nine hundred seventy-six thousand, six hundred forty-five".