4094013 has 32 divisors (see below), whose sum is σ = 7004160. Its totient is φ = 2064960.

The previous prime is 4094011. The next prime is 4094021. The reversal of 4094013 is 3104904.

It is not a de Polignac number, because 4094013 - 2¹ = 4094011 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4094011) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8308 + ... + 8786.

It is an arithmetic number, because the mean of its divisors is an integer number (218880).

Almost surely, 2^4094013 is an apocalyptic number.

It is an amenable number.

4094013 is a deficient number, since it is larger than the sum of its proper divisors (2910147).

4094013 is a wasteful number, since it uses less digits than its factorization.

4094013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 537.

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 4094013 is about 2023.3667487631. The cubic root of 4094013 is about 159.9741234194.

Adding to 4094013 its reverse (3104904), we get a palindrome (7198917).

The spelling of 4094013 in words is "four million, ninety-four thousand, thirteen".