6249899 has 2 divisors, whose sum is σ = 6249900. Its totient is φ = 6249898.

The previous prime is 6249889. The next prime is 6249907. The reversal of 6249899 is 9989426.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6249899 - 2⁴ = 6249883 is a prime.

It is a super-2 number, since 2×6249899² = 78122475020402, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (6249809) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3124949 + 3124950.

It is an arithmetic number, because the mean of its divisors is an integer number (3124950).

Almost surely, 2^6249899 is an apocalyptic number.

6249899 is a deficient number, since it is larger than the sum of its proper divisors (1).

6249899 is an equidigital number, since it uses as much as digits as its factorization.

6249899 is an evil number, because the sum of its binary digits is even.

The product of its digits is 279936, while the sum is 47.

The square root of 6249899 is about 2499.9797999184. The cubic root of 6249899 is about 184.2005826942.

The spelling of 6249899 in words is "six million, two hundred forty-nine thousand, eight hundred ninety-nine".