3240038 has 4 divisors (see below), whose sum is σ = 4860060. Its totient is φ = 1620018.

The previous prime is 3240037. The next prime is 3240043. The reversal of 3240038 is 8300423.

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

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3240031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 810008 + ... + 810011.

It is an arithmetic number, because the mean of its divisors is an integer number (1215015).

Almost surely, 2^3240038 is an apocalyptic number.

3240038 is a deficient number, since it is larger than the sum of its proper divisors (1620022).

3240038 is a wasteful number, since it uses less digits than its factorization.

3240038 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1620021.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 3240038 is about 1800.0105555246. The cubic root of 3240038 is about 147.9733029518.

The spelling of 3240038 in words is "three million, two hundred forty thousand, thirty-eight".