6399150 has 48 divisors (see below), whose sum is σ = 16312944. Its totient is φ = 1658880.

The previous prime is 6399139. The next prime is 6399161. The reversal of 6399150 is 519936.

6399150 = 130² + 131² + ... + 277².

It is an interprime number because it is at equal distance from previous prime (6399139) and next prime (6399161).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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 in 23 ways as a sum of consecutive naturals, for example, 4974 + ... + 6126.

It is an arithmetic number, because the mean of its divisors is an integer number (339853).

Almost surely, 2^6399150 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6399150, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8156472).

6399150 is an abundant number, since it is smaller than the sum of its proper divisors (9913794).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6399150 is a wasteful number, since it uses less digits than its factorization.

6399150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1205 (or 1200 counting only the distinct ones).

The product of its (nonzero) digits is 7290, while the sum is 33.

The square root of 6399150 is about 2529.6541265556. The cubic root of 6399150 is about 185.6553335004.

The spelling of 6399150 in words is "six million, three hundred ninety-nine thousand, one hundred fifty".