3654964 has 12 divisors (see below), whose sum is σ = 6484324. Its totient is φ = 1802304.

The previous prime is 3654961. The next prime is 3654997. The reversal of 3654964 is 4694563.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 2862864 + 792100 = 1692^2 + 890^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3654961) 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, 5967 + ... + 6550.

Almost surely, 2^3654964 is an apocalyptic number.

It is an amenable number.

3654964 is a deficient number, since it is larger than the sum of its proper divisors (2829360).

3654964 is a wasteful number, since it uses less digits than its factorization.

3654964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12594 (or 12592 counting only the distinct ones).

The product of its digits is 77760, while the sum is 37.

The square root of 3654964 is about 1911.7960142233. The cubic root of 3654964 is about 154.0379397163.

It can be divided in two parts, 365 and 4964, that added together give a square (5329 = 73²).

The spelling of 3654964 in words is "three million, six hundred fifty-four thousand, nine hundred sixty-four".