3654416 has 20 divisors (see below), whose sum is σ = 7272972. Its totient is φ = 1777536.

The previous prime is 3654397. The next prime is 3654419. The reversal of 3654416 is 6144563.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1392400 + 2262016 = 1180^2 + 1504^2 .

It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (3654419) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2495 + ... + 3678.

Almost surely, 2^3654416 is an apocalyptic number.

It is an amenable number.

3654416 is a deficient number, since it is larger than the sum of its proper divisors (3618556).

3654416 is a wasteful number, since it uses less digits than its factorization.

3654416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6218 (or 6212 counting only the distinct ones).

The product of its digits is 8640, while the sum is 29.

The square root of 3654416 is about 1911.6526881209. The cubic root of 3654416 is about 154.0302408707.

Adding to 3654416 its reverse (6144563), we get a palindrome (9798979).

The spelling of 3654416 in words is "three million, six hundred fifty-four thousand, four hundred sixteen".