4926661 has 4 divisors (see below), whose sum is σ = 5059852. Its totient is φ = 4793472.

The previous prime is 4926659. The next prime is 4926671. The reversal of 4926661 is 1666294.

4926661 = 1569² + 1570².

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 2464900 + 2461761 = 1570^2 + 1569^2 .

It is a cyclic number.

It is not a de Polignac number, because 4926661 - 2¹ = 4926659 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4926641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66540 + ... + 66613.

It is an arithmetic number, because the mean of its divisors is an integer number (1264963).

Almost surely, 2^4926661 is an apocalyptic number.

4926661 is the 1570-th centered square number.

It is an amenable number.

4926661 is a deficient number, since it is larger than the sum of its proper divisors (133191).

4926661 is a wasteful number, since it uses less digits than its factorization.

4926661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133190.

The product of its digits is 15552, while the sum is 34.

The square root of 4926661 is about 2219.6082987771. The cubic root of 4926661 is about 170.1574205038.

The spelling of 4926661 in words is "four million, nine hundred twenty-six thousand, six hundred sixty-one".