4069394 has 8 divisors (see below), whose sum is σ = 6976128. Its totient is φ = 1744020.

The previous prime is 4069381. The next prime is 4069397. The reversal of 4069394 is 4939604.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an Ulam number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4069397) 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, 145322 + ... + 145349.

It is an arithmetic number, because the mean of its divisors is an integer number (872016).

Almost surely, 2^4069394 is an apocalyptic number.

4069394 is a deficient number, since it is larger than the sum of its proper divisors (2906734).

4069394 is a wasteful number, since it uses less digits than its factorization.

4069394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 290680.

The product of its (nonzero) digits is 23328, while the sum is 35.

The square root of 4069394 is about 2017.2739030682. The cubic root of 4069394 is about 159.6528148939.

The spelling of 4069394 in words is "four million, sixty-nine thousand, three hundred ninety-four".