1423289764 has 12 divisors (see below), whose sum is σ = 2682353884. Its totient is φ = 656902944.

The previous prime is 1423289743. The next prime is 1423289771. The reversal of 1423289764 is 4679823241.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 116467264 + 1306822500 = 10792^2 + 36150^2 .

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13685427 + ... + 13685530.

Almost surely, 2^1423289764 is an apocalyptic number.

It is an amenable number.

1423289764 is a deficient number, since it is larger than the sum of its proper divisors (1259064120).

1423289764 is a wasteful number, since it uses less digits than its factorization.

1423289764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27370974 (or 27370972 counting only the distinct ones).

The product of its digits is 580608, while the sum is 46.

The square root of 1423289764 is about 37726.5127463433. The cubic root of 1423289764 is about 1124.8581915741.

The spelling of 1423289764 in words is "one billion, four hundred twenty-three million, two hundred eighty-nine thousand, seven hundred sixty-four".