6246397 has 4 divisors (see below), whose sum is σ = 6461820. Its totient is φ = 6030976.

The previous prime is 6246379. The next prime is 6246403. The reversal of 6246397 is 7936426.

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

It can be written as a sum of positive squares in 2 ways, for example, as 5067001 + 1179396 = 2251^2 + 1086^2 .

It is a cyclic number.

It is not a de Polignac number, because 6246397 - 2¹¹ = 6244349 is a prime.

It is a Duffinian number.

6246397 is a lucky number.

It is a nialpdrome in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6246337) 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, 107668 + ... + 107725.

It is an arithmetic number, because the mean of its divisors is an integer number (1615455).

Almost surely, 2^6246397 is an apocalyptic number.

It is an amenable number.

6246397 is a deficient number, since it is larger than the sum of its proper divisors (215423).

6246397 is a wasteful number, since it uses less digits than its factorization.

6246397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 215422.

The product of its digits is 54432, while the sum is 37.

The square root of 6246397 is about 2499.2792961172. The cubic root of 6246397 is about 184.1661719535.

It can be divided in two parts, 624 and 6397, that added together give a triangular number (7021 = T₁₁₈).

The spelling of 6246397 in words is "six million, two hundred forty-six thousand, three hundred ninety-seven".