4291994 has 16 divisors (see below), whose sum is σ = 7390656. Its totient is φ = 1831200.

The previous prime is 4291979. The next prime is 4292009. The reversal of 4291994 is 4991924.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (4291979) and next prime (4292009).

It is an Ulam number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3389 + ... + 4479.

It is an arithmetic number, because the mean of its divisors is an integer number (461916).

Almost surely, 2^4291994 is an apocalyptic number.

4291994 is a deficient number, since it is larger than the sum of its proper divisors (3098662).

4291994 is a wasteful number, since it uses less digits than its factorization.

4291994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1381.

The product of its digits is 23328, while the sum is 38.

The square root of 4291994 is about 2071.7128179359. The cubic root of 4291994 is about 162.5123493573.

The spelling of 4291994 in words is "four million, two hundred ninety-one thousand, nine hundred ninety-four".