4029388 has 12 divisors (see below), whose sum is σ = 7692552. Its totient is φ = 1831520.

The previous prime is 4029383. The next prime is 4029397. The reversal of 4029388 is 8839204.

It is not an unprimeable number, because it can be changed into a prime (4029383) 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, 45745 + ... + 45832.

It is an arithmetic number, because the mean of its divisors is an integer number (641046).

Almost surely, 2^4029388 is an apocalyptic number.

It is an amenable number.

4029388 is a deficient number, since it is larger than the sum of its proper divisors (3663164).

4029388 is a wasteful number, since it uses less digits than its factorization.

4029388 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91592 (or 91590 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 34.

The square root of 4029388 is about 2007.3335547437. Note that the first 3 decimals coincide. The cubic root of 4029388 is about 159.1279115217.

The spelling of 4029388 in words is "four million, twenty-nine thousand, three hundred eighty-eight".