4038394 has 16 divisors (see below), whose sum is σ = 6205248. Its totient is φ = 1970752.

The previous prime is 4038379. The next prime is 4038403. The reversal of 4038394 is 4938304.

It is an Ulam 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, 24099 + ... + 24265.

It is an arithmetic number, because the mean of its divisors is an integer number (387828).

Almost surely, 2^4038394 is an apocalyptic number.

4038394 is a deficient number, since it is larger than the sum of its proper divisors (2166854).

4038394 is a wasteful number, since it uses less digits than its factorization.

4038394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 389.

The product of its (nonzero) digits is 10368, while the sum is 31.

The square root of 4038394 is about 2009.5755770809. The cubic root of 4038394 is about 159.2463777829.

The spelling of 4038394 in words is "four million, thirty-eight thousand, three hundred ninety-four".