4003434 has 24 divisors (see below), whose sum is σ = 8725860. Its totient is φ = 1326528.

The previous prime is 4003427. The next prime is 4003453. The reversal of 4003434 is 4343004.

It can be written as a sum of positive squares in 2 ways, for example, as 3980025 + 23409 = 1995^2 + 153^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2982 + ... + 4110.

Almost surely, 2^4003434 is an apocalyptic number.

4003434 is an abundant number, since it is smaller than the sum of its proper divisors (4722426).

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

4003434 is a wasteful number, since it uses less digits than its factorization.

4003434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1334 (or 1331 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 18.

The square root of 4003434 is about 2000.8583158235. The cubic root of 4003434 is about 158.7855183303.

Adding to 4003434 its reverse (4343004), we get a palindrome (8346438).

The spelling of 4003434 in words is "four million, three thousand, four hundred thirty-four".