6241399 has 2 divisors, whose sum is σ = 6241400. Its totient is φ = 6241398.

The previous prime is 6241387. The next prime is 6241421. The reversal of 6241399 is 9931426.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6241399 - 2¹¹ = 6239351 is a prime.

It is a super-2 number, since 2×6241399² = 77910122954402, which contains 22 as substring.

6241399 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6241999) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3120699 + 3120700.

It is an arithmetic number, because the mean of its divisors is an integer number (3120700).

Almost surely, 2^6241399 is an apocalyptic number.

6241399 is a deficient number, since it is larger than the sum of its proper divisors (1).

6241399 is an equidigital number, since it uses as much as digits as its factorization.

6241399 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11664, while the sum is 34.

The square root of 6241399 is about 2498.2792077748. The cubic root of 6241399 is about 184.1170391955.

The spelling of 6241399 in words is "six million, two hundred forty-one thousand, three hundred ninety-nine".