1404566164 has 12 divisors (see below), whose sum is σ = 2542749300. Its totient is φ = 678066368.

The previous prime is 1404566153. The next prime is 1404566167. The reversal of 1404566164 is 4616654041.

It can be written as a sum of positive squares in 2 ways, for example, as 929762064 + 474804100 = 30492^2 + 21790^2 .

It is a super-3 number, since 3×1404566164³ (a number of 28 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1404566167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6054049 + ... + 6054280.

It is an arithmetic number, because the mean of its divisors is an integer number (211895775).

Almost surely, 2^1404566164 is an apocalyptic number.

It is an amenable number.

1404566164 is a deficient number, since it is larger than the sum of its proper divisors (1138183136).

1404566164 is a wasteful number, since it uses less digits than its factorization.

1404566164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12108362 (or 12108360 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 37.

The square root of 1404566164 is about 37477.5421285868. The cubic root of 1404566164 is about 1119.9038405964.

The spelling of 1404566164 in words is "one billion, four hundred four million, five hundred sixty-six thousand, one hundred sixty-four".