3416781 has 8 divisors (see below), whose sum is σ = 4596480. Its totient is φ = 2257472.

The previous prime is 3416773. The next prime is 3416783. The reversal of 3416781 is 1876143.

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 3416781 - 2³ = 3416773 is a prime.

It is a super-2 number, since 2×3416781² = 23348784803922, which contains 22 as substring.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3416783) 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, 4701 + ... + 5378.

It is an arithmetic number, because the mean of its divisors is an integer number (574560).

Almost surely, 2^3416781 is an apocalyptic number.

It is an amenable number.

3416781 is a deficient number, since it is larger than the sum of its proper divisors (1179699).

3416781 is a wasteful number, since it uses less digits than its factorization.

3416781 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10195.

The product of its digits is 4032, while the sum is 30.

The square root of 3416781 is about 1848.4536780780. The cubic root of 3416781 is about 150.6164409776.

The spelling of 3416781 in words is "three million, four hundred sixteen thousand, seven hundred eighty-one".