3390247 has 8 divisors (see below), whose sum is σ = 3915296. Its totient is φ = 2875392.

The previous prime is 3390239. The next prime is 3390271. The reversal of 3390247 is 7420933.

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 3390247 - 2³ = 3390239 is a prime.

It is a super-2 number, since 2×3390247² = 22987549442018, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3390217) 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, 1818 + ... + 3175.

It is an arithmetic number, because the mean of its divisors is an integer number (489412).

Almost surely, 2^3390247 is an apocalyptic number.

3390247 is a deficient number, since it is larger than the sum of its proper divisors (525049).

3390247 is an equidigital number, since it uses as much as digits as its factorization.

3390247 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5097.

The product of its (nonzero) digits is 4536, while the sum is 28.

The square root of 3390247 is about 1841.2623387231. The cubic root of 3390247 is about 150.2255421830.

The spelling of 3390247 in words is "three million, three hundred ninety thousand, two hundred forty-seven".