6345146 has 4 divisors (see below), whose sum is σ = 9517722. Its totient is φ = 3172572.

The previous prime is 6345139. The next prime is 6345149. The reversal of 6345146 is 6415436.

It is a happy number.

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., 5470921 + 874225 = 2339^2 + 935^2 .

It is a super-2 number, since 2×6345146² = 80521755522632, which contains 22 as substring.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (6345149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1586285 + ... + 1586288.

Almost surely, 2^6345146 is an apocalyptic number.

6345146 is a deficient number, since it is larger than the sum of its proper divisors (3172576).

6345146 is a wasteful number, since it uses less digits than its factorization.

6345146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3172575.

The product of its digits is 8640, while the sum is 29.

The square root of 6345146 is about 2518.9573239736. The cubic root of 6345146 is about 185.1315937359.

The spelling of 6345146 in words is "six million, three hundred forty-five thousand, one hundred forty-six".