1423296772 has 12 divisors (see below), whose sum is σ = 2493786960. Its totient is φ = 710786216.

The previous prime is 1423296767. The next prime is 1423296779. The reversal of 1423296772 is 2776923241.

It is not an unprimeable number, because it can be changed into a prime (1423296779) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 211822 + ... + 218437.

It is an arithmetic number, because the mean of its divisors is an integer number (207815580).

Almost surely, 2^1423296772 is an apocalyptic number.

It is an amenable number.

1423296772 is a deficient number, since it is larger than the sum of its proper divisors (1070490188).

1423296772 is a wasteful number, since it uses less digits than its factorization.

1423296772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 431090 (or 431088 counting only the distinct ones).

The product of its digits is 254016, while the sum is 43.

The square root of 1423296772 is about 37726.6056252083. The cubic root of 1423296772 is about 1124.8600377649.

The spelling of 1423296772 in words is "one billion, four hundred twenty-three million, two hundred ninety-six thousand, seven hundred seventy-two".