3646416 has 20 divisors (see below), whose sum is σ = 9420032. Its totient is φ = 1215456.

The previous prime is 3646411. The next prime is 3646421. The reversal of 3646416 is 6146463.

It is an interprime number because it is at equal distance from previous prime (3646411) and next prime (3646421).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3646411) 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, 37936 + ... + 38031.

Almost surely, 2^3646416 is an apocalyptic number.

It is an amenable number.

3646416 is an abundant number, since it is smaller than the sum of its proper divisors (5773616).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3646416 is a wasteful number, since it uses less digits than its factorization.

3646416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75978 (or 75972 counting only the distinct ones).

The product of its digits is 10368, while the sum is 30.

The square root of 3646416 is about 1909.5591114181. The cubic root of 3646416 is about 153.9177612294.

The spelling of 3646416 in words is "three million, six hundred forty-six thousand, four hundred sixteen".