4030938 has 32 divisors (see below), whose sum is σ = 9486720. Its totient is φ = 1264320.

The previous prime is 4030937. The next prime is 4030963. The reversal of 4030938 is 8390304.

It is a super-2 number, since 2×4030938² = 32496922319688, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4030933) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1278 + ... + 3113.

It is an arithmetic number, because the mean of its divisors is an integer number (296460).

Almost surely, 2^4030938 is an apocalyptic number.

4030938 is an abundant number, since it is smaller than the sum of its proper divisors (5455782).

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

4030938 is a wasteful number, since it uses less digits than its factorization.

4030938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4419 (or 4413 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 4030938 is about 2007.7196019365. The cubic root of 4030938 is about 159.1483130188.

The spelling of 4030938 in words is "four million, thirty thousand, nine hundred thirty-eight".