4394401 has 4 divisors (see below), whose sum is σ = 4793904. Its totient is φ = 3994900.

The previous prime is 4394371. The next prime is 4394413. The reversal of 4394401 is 1044934.

It is a happy number.

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 4394401 - 2²¹ = 2297249 is a prime.

It is a d-powerful number, because it can be written as 4 + 3¹¹ + 9⁴ + 4⁷ + 4¹¹ + 0 + 1 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4394431) 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, 199735 + ... + 199756.

It is an arithmetic number, because the mean of its divisors is an integer number (1198476).

Almost surely, 2^4394401 is an apocalyptic number.

It is an amenable number.

4394401 is a deficient number, since it is larger than the sum of its proper divisors (399503).

4394401 is a wasteful number, since it uses less digits than its factorization.

4394401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 399502.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 4394401 is about 2096.2826622381. The cubic root of 4394401 is about 163.7947188628.

The spelling of 4394401 in words is "four million, three hundred ninety-four thousand, four hundred one".