4023438 has 16 divisors (see below), whose sum is σ = 8179536. Its totient is φ = 1319040.

The previous prime is 4023401. The next prime is 4023469. The reversal of 4023438 is 8343204.

It is a congruent 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, 5131 + ... + 5862.

It is an arithmetic number, because the mean of its divisors is an integer number (511221).

Almost surely, 2^4023438 is an apocalyptic number.

4023438 is an abundant number, since it is smaller than the sum of its proper divisors (4156098).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4023438 is a wasteful number, since it uses less digits than its factorization.

4023438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11059.

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 4023438 is about 2005.8509416205. The cubic root of 4023438 is about 159.0495474713.

The spelling of 4023438 in words is "four million, twenty-three thousand, four hundred thirty-eight".