3954564 has 18 divisors (see below), whose sum is σ = 9996350. Its totient is φ = 1318176.

The previous prime is 3954563. The next prime is 3954571. The reversal of 3954564 is 4654593.

It is a happy number.

3954564 is a `hidden beast` number, since 3 + 95 + 4 + 564 = 666.

3954564 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 2585664 + 1368900 = 1608^2 + 1170^2 .

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

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 109849 = 3954564 / (3 + 9 + 5 + 4 + 5 + 6 + 4).

It is not an unprimeable number, because it can be changed into a prime (3954563) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 54889 + ... + 54960.

Almost surely, 2^3954564 is an apocalyptic number.

It is an amenable number.

3954564 is an abundant number, since it is smaller than the sum of its proper divisors (6041786).

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

3954564 is a wasteful number, since it uses less digits than its factorization.

3954564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109859 (or 109854 counting only the distinct ones).

The product of its digits is 64800, while the sum is 36.

The square root of 3954564 is about 1988.6085587667. The cubic root of 3954564 is about 158.1367720253.

The spelling of 3954564 in words is "three million, nine hundred fifty-four thousand, five hundred sixty-four".