440001164 has 24 divisors (see below), whose sum is σ = 816379200. Its totient is φ = 206917200.

The previous prime is 440001101. The next prime is 440001179. The reversal of 440001164 is 461100044.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10262 + ... + 31389.

It is an arithmetic number, because the mean of its divisors is an integer number (34015800).

Almost surely, 2^440001164 is an apocalyptic number.

It is an amenable number.

440001164 is a deficient number, since it is larger than the sum of its proper divisors (376378036).

440001164 is a wasteful number, since it uses less digits than its factorization.

440001164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41813 (or 41811 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 440001164 is about 20976.2047091460. The cubic root of 440001164 is about 760.5911628542.

The spelling of 440001164 in words is "four hundred forty million, one thousand, one hundred sixty-four".