6356749 has 8 divisors (see below), whose sum is σ = 7384448. Its totient is φ = 5358960.

The previous prime is 6356747. The next prime is 6356783. The reversal of 6356749 is 9476536.

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

It is a cyclic number.

It is not a de Polignac number, because 6356749 - 2¹ = 6356747 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6356741) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7017 + ... + 7870.

It is an arithmetic number, because the mean of its divisors is an integer number (923056).

Almost surely, 2^6356749 is an apocalyptic number.

It is an amenable number.

6356749 is a deficient number, since it is larger than the sum of its proper divisors (1027699).

6356749 is a wasteful number, since it uses less digits than its factorization.

6356749 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14955.

The product of its digits is 136080, while the sum is 40.

The square root of 6356749 is about 2521.2594075184. The cubic root of 6356749 is about 185.2443714851.

The spelling of 6356749 in words is "six million, three hundred fifty-six thousand, seven hundred forty-nine".