4394691 has 24 divisors (see below), whose sum is σ = 7354880. Its totient is φ = 2476656.

The previous prime is 4394651. The next prime is 4394717. The reversal of 4394691 is 1964934.

It is not a de Polignac number, because 4394691 - 2⁶ = 4394627 is a prime.

It is a Duffinian number.

Its product of digits (23328) is a multiple of the sum of its prime divisors (972).

It is not an unprimeable number, because it can be changed into a prime (4394651) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4536 + ... + 5418.

Almost surely, 2^4394691 is an apocalyptic number.

4394691 is a deficient number, since it is larger than the sum of its proper divisors (2960189).

4394691 is a wasteful number, since it uses less digits than its factorization.

4394691 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 975 (or 972 counting only the distinct ones).

The product of its digits is 23328, while the sum is 36.

The square root of 4394691 is about 2096.3518311581. The cubic root of 4394691 is about 163.7983218888.

The spelling of 4394691 in words is "four million, three hundred ninety-four thousand, six hundred ninety-one".