4005734 has 4 divisors (see below), whose sum is σ = 6008604. Its totient is φ = 2002866.

The previous prime is 4005733. The next prime is 4005767. The reversal of 4005734 is 4375004.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4005733) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1001432 + ... + 1001435.

It is an arithmetic number, because the mean of its divisors is an integer number (1502151).

Almost surely, 2^4005734 is an apocalyptic number.

4005734 is a deficient number, since it is larger than the sum of its proper divisors (2002870).

4005734 is a wasteful number, since it uses less digits than its factorization.

4005734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2002869.

The product of its (nonzero) digits is 1680, while the sum is 23.

The square root of 4005734 is about 2001.4329866373. The cubic root of 4005734 is about 158.8159202950.

The spelling of 4005734 in words is "four million, five thousand, seven hundred thirty-four".