6400034 has 8 divisors (see below), whose sum is σ = 9823440. Its totient is φ = 3125556.

The previous prime is 6400033. The next prime is 6400091. The reversal of 6400034 is 4300046.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 6399985 and 6400021.

It is not an unprimeable number, because it can be changed into a prime (6400033) 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, 37124 + ... + 37295.

It is an arithmetic number, because the mean of its divisors is an integer number (1227930).

Almost surely, 2^6400034 is an apocalyptic number.

6400034 is a deficient number, since it is larger than the sum of its proper divisors (3423406).

6400034 is a wasteful number, since it uses less digits than its factorization.

6400034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74464.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 6400034 is about 2529.8288479658. The cubic root of 6400034 is about 185.6638821231.

The spelling of 6400034 in words is "six million, four hundred thousand, thirty-four".