905541664 has 12 divisors (see below), whose sum is σ = 1782785214. Its totient is φ = 452770816.

The previous prime is 905541661. The next prime is 905541667. The reversal of 905541664 is 466145509.

It is a happy number.

905541664 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (905541661) and next prime (905541667).

It can be written as a sum of positive squares in only one way, i.e., 563587600 + 341954064 = 23740^2 + 18492^2 .

It is not an unprimeable number, because it can be changed into a prime (905541661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14149057 + ... + 14149120.

Almost surely, 2^905541664 is an apocalyptic number.

It is an amenable number.

905541664 is a deficient number, since it is larger than the sum of its proper divisors (877243550).

905541664 is a wasteful number, since it uses less digits than its factorization.

905541664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28298187 (or 28298179 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 40.

The square root of 905541664 is about 30092.2193265967. The cubic root of 905541664 is about 967.4669674260.

The spelling of 905541664 in words is "nine hundred five million, five hundred forty-one thousand, six hundred sixty-four".