6451934 has 4 divisors (see below), whose sum is σ = 9677904. Its totient is φ = 3225966.

The previous prime is 6451933. The next prime is 6451943. The reversal of 6451934 is 4391546.

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

It is a self number, because there is not a number n which added to its sum of digits gives 6451934.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6451931) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1612982 + ... + 1612985.

It is an arithmetic number, because the mean of its divisors is an integer number (2419476).

Almost surely, 2^6451934 is an apocalyptic number.

6451934 is a deficient number, since it is larger than the sum of its proper divisors (3225970).

6451934 is a wasteful number, since it uses less digits than its factorization.

6451934 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3225969.

The product of its digits is 12960, while the sum is 32.

The square root of 6451934 is about 2540.0657471806. The cubic root of 6451934 is about 186.1644016071.

The spelling of 6451934 in words is "six million, four hundred fifty-one thousand, nine hundred thirty-four".