3663954 has 56 divisors (see below), whose sum is σ = 9443520. Its totient is φ = 1043928.

The previous prime is 3663949. The next prime is 3663971. The reversal of 3663954 is 4593663.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 10027 + ... + 10385.

Almost surely, 2^3663954 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3663954, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4721760).

3663954 is an abundant number, since it is smaller than the sum of its proper divisors (5779566).

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

3663954 is an equidigital number, since it uses as much as digits as its factorization.

3663954 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 386 (or 371 counting only the distinct ones).

The product of its digits is 58320, while the sum is 36.

The square root of 3663954 is about 1914.1457624747. The cubic root of 3663954 is about 154.1641304022.

The spelling of 3663954 in words is "three million, six hundred sixty-three thousand, nine hundred fifty-four".