1423028664 has 48 divisors (see below), whose sum is σ = 3856834800. Its totient is φ = 473998464.

The previous prime is 1423028657. The next prime is 1423028771. The reversal of 1423028664 is 4668203241.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 104692 + ... + 117500.

It is an arithmetic number, because the mean of its divisors is an integer number (80350725).

Almost surely, 2^1423028664 is an apocalyptic number.

It is an amenable number.

1423028664 is an abundant number, since it is smaller than the sum of its proper divisors (2433806136).

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

1423028664 is a wasteful number, since it uses less digits than its factorization.

1423028664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14364 (or 14357 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 36.

The square root of 1423028664 is about 37723.0521564732. The cubic root of 1423028664 is about 1124.7894029496.

The spelling of 1423028664 in words is "one billion, four hundred twenty-three million, twenty-eight thousand, six hundred sixty-four".