4494661 has 4 divisors (see below), whose sum is σ = 4599232. Its totient is φ = 4390092.

The previous prime is 4494653. The next prime is 4494671. The reversal of 4494661 is 1664944.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4494661 - 2³ = 4494653 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4494641) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52221 + ... + 52306.

It is an arithmetic number, because the mean of its divisors is an integer number (1149808).

Almost surely, 2^4494661 is an apocalyptic number.

It is an amenable number.

4494661 is a deficient number, since it is larger than the sum of its proper divisors (104571).

4494661 is a wasteful number, since it uses less digits than its factorization.

4494661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104570.

The product of its digits is 20736, while the sum is 34.

The square root of 4494661 is about 2120.0615557101. The cubic root of 4494661 is about 165.0310440517.

The spelling of 4494661 in words is "four million, four hundred ninety-four thousand, six hundred sixty-one".