4033997 has 4 divisors (see below), whose sum is σ = 4400736. Its totient is φ = 3667260.

The previous prime is 4033979. The next prime is 4034011. The reversal of 4033997 is 7993304.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4033997 - 2⁶ = 4033933 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4033927) 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, 183353 + ... + 183374.

It is an arithmetic number, because the mean of its divisors is an integer number (1100184).

Almost surely, 2^4033997 is an apocalyptic number.

It is an amenable number.

4033997 is a deficient number, since it is larger than the sum of its proper divisors (366739).

4033997 is a wasteful number, since it uses less digits than its factorization.

4033997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 366738.

The product of its (nonzero) digits is 20412, while the sum is 35.

The square root of 4033997 is about 2008.4812670274. The cubic root of 4033997 is about 159.1885610200.

The spelling of 4033997 in words is "four million, thirty-three thousand, nine hundred ninety-seven".