4040964 has 18 divisors (see below), whose sum is σ = 10214750. Its totient is φ = 1346976.

The previous prime is 4040963. The next prime is 4040989. The reversal of 4040964 is 4690404.

It can be written as a sum of positive squares in only one way, i.e., 3968064 + 72900 = 1992^2 + 270^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is not an unprimeable number, because it can be changed into a prime (4040963) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 56089 + ... + 56160.

Almost surely, 2^4040964 is an apocalyptic number.

It is an amenable number.

4040964 is an abundant number, since it is smaller than the sum of its proper divisors (6173786).

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

4040964 is a wasteful number, since it uses less digits than its factorization.

4040964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112259 (or 112254 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 4040964 is about 2010.2149138836. The cubic root of 4040964 is about 159.2801516382.

The spelling of 4040964 in words is "four million, forty thousand, nine hundred sixty-four".