6252639 has 8 divisors (see below), whose sum is σ = 8437632. Its totient is φ = 4118040.

The previous prime is 6252611. The next prime is 6252709. The reversal of 6252639 is 9362526.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 6252639 - 2⁷ = 6252511 is a prime.

It is a super-3 number, since 3×6252639³ (a number of 21 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6254639) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12307 + ... + 12804.

It is an arithmetic number, because the mean of its divisors is an integer number (1054704).

Almost surely, 2^6252639 is an apocalyptic number.

6252639 is a deficient number, since it is larger than the sum of its proper divisors (2184993).

6252639 is a wasteful number, since it uses less digits than its factorization.

6252639 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25197.

The product of its digits is 19440, while the sum is 33.

The square root of 6252639 is about 2500.5277442972. The cubic root of 6252639 is about 184.2274970416.

The spelling of 6252639 in words is "six million, two hundred fifty-two thousand, six hundred thirty-nine".