6545426 has 4 divisors (see below), whose sum is σ = 9818142. Its totient is φ = 3272712.

The previous prime is 6545423. The next prime is 6545437. The reversal of 6545426 is 6245456.

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., 3806401 + 2739025 = 1951^2 + 1655^2 .

It is a d-powerful number, because it can be written as 6⁷ + 5⁴ + 4³ + 5⁸ + 4⁴ + 2²² + 6⁸ .

It is a junction number, because it is equal to n+sod(n) for n = 6545392 and 6545401.

It is not an unprimeable number, because it can be changed into a prime (6545423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1636355 + ... + 1636358.

Almost surely, 2^6545426 is an apocalyptic number.

6545426 is a deficient number, since it is larger than the sum of its proper divisors (3272716).

6545426 is a wasteful number, since it uses less digits than its factorization.

6545426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3272715.

The product of its digits is 28800, while the sum is 32.

The square root of 6545426 is about 2558.4030175092. The cubic root of 6545426 is about 187.0593003995.

The spelling of 6545426 in words is "six million, five hundred forty-five thousand, four hundred twenty-six".