3400442993 has 4 divisors (see below), whose sum is σ = 3458077680. Its totient is φ = 3342808308.

The previous prime is 3400442989. The next prime is 3400443017. The reversal of 3400442993 is 3992440043.

3400442993 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 3400442993 - 2² = 3400442989 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3400442963) 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, 28817255 + ... + 28817372.

It is an arithmetic number, because the mean of its divisors is an integer number (864519420).

Almost surely, 2^3400442993 is an apocalyptic number.

It is an amenable number.

3400442993 is a deficient number, since it is larger than the sum of its proper divisors (57634687).

3400442993 is an equidigital number, since it uses as much as digits as its factorization.

3400442993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57634686.

The product of its (nonzero) digits is 93312, while the sum is 38.

The square root of 3400442993 is about 58313.3174583645. The cubic root of 3400442993 is about 1503.7598998571.

The spelling of 3400442993 in words is "three billion, four hundred million, four hundred forty-two thousand, nine hundred ninety-three".