3456387 has 12 divisors (see below), whose sum is σ = 5446584. Its totient is φ = 2094720.

The previous prime is 3456379. The next prime is 3456403. The reversal of 3456387 is 7836543.

It is a happy number.

It is not a de Polignac number, because 3456387 - 2³ = 3456379 is a prime.

It is a super-3 number, since 3×3456387³ (a number of 21 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is an alternating number because its digits alternate between odd and even.

It is not an unprimeable number, because it can be changed into a prime (3456317) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17358 + ... + 17555.

It is an arithmetic number, because the mean of its divisors is an integer number (453882).

Almost surely, 2^3456387 is an apocalyptic number.

3456387 is a deficient number, since it is larger than the sum of its proper divisors (1990197).

3456387 is a wasteful number, since it uses less digits than its factorization.

3456387 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34930 (or 34927 counting only the distinct ones).

The product of its digits is 60480, while the sum is 36.

The square root of 3456387 is about 1859.1360896933. The cubic root of 3456387 is about 151.1961691731.

The spelling of 3456387 in words is "three million, four hundred fifty-six thousand, three hundred eighty-seven".