3489247 has 8 divisors (see below), whose sum is σ = 3561840. Its totient is φ = 3417600.

The previous prime is 3489209. The next prime is 3489257. The reversal of 3489247 is 7429843.

It is a happy number.

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 3489247 - 2¹¹ = 3487199 is a prime.

It is a d-powerful number, because it can be written as 3⁵ + 4 + 8⁵ + 9⁶ + 2²¹ + 4⁶ + 7⁷ .

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3489257) 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, 17983 + ... + 18175.

It is an arithmetic number, because the mean of its divisors is an integer number (445230).

Almost surely, 2^3489247 is an apocalyptic number.

3489247 is a deficient number, since it is larger than the sum of its proper divisors (72593).

3489247 is a wasteful number, since it uses less digits than its factorization.

3489247 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 473.

The product of its digits is 48384, while the sum is 37.

The square root of 3489247 is about 1867.9526225255. The cubic root of 3489247 is about 151.6738012718.

The spelling of 3489247 in words is "three million, four hundred eighty-nine thousand, two hundred forty-seven".