6749770 has 8 divisors (see below), whose sum is σ = 12149604. Its totient is φ = 2699904.

The previous prime is 6749767. The next prime is 6749783. The reversal of 6749770 is 779476.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 6661561 + 88209 = 2581^2 + 297^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 337479 + ... + 337498.

Almost surely, 2^6749770 is an apocalyptic number.

6749770 is a deficient number, since it is larger than the sum of its proper divisors (5399834).

6749770 is a wasteful number, since it uses less digits than its factorization.

6749770 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 674984.

The product of its (nonzero) digits is 74088, while the sum is 40.

The square root of 6749770 is about 2598.0319474556. The cubic root of 6749770 is about 188.9860109277.

The spelling of 6749770 in words is "six million, seven hundred forty-nine thousand, seven hundred seventy".