6390754 has 4 divisors (see below), whose sum is σ = 9586134. Its totient is φ = 3195376.

The previous prime is 6390749. The next prime is 6390763. The reversal of 6390754 is 4570936.

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

It can be written as a sum of positive squares in only one way, i.e., 6375625 + 15129 = 2525^2 + 123^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1597687 + ... + 1597690.

Almost surely, 2^6390754 is an apocalyptic number.

6390754 is a deficient number, since it is larger than the sum of its proper divisors (3195380).

6390754 is a wasteful number, since it uses less digits than its factorization.

6390754 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3195379.

The product of its (nonzero) digits is 22680, while the sum is 34.

The square root of 6390754 is about 2527.9940664487. The cubic root of 6390754 is about 185.5741016492.

The spelling of 6390754 in words is "six million, three hundred ninety thousand, seven hundred fifty-four".