1423419772 has 12 divisors (see below), whose sum is σ = 2492879536. Its totient is φ = 711168480.

The previous prime is 1423419763. The next prime is 1423419793. The reversal of 1423419772 is 2779143241.

It is a happy number.

It is a super-2 number, since 2×1423419772² = 4052247694641063968, which contains 22 as substring.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

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, 129408 + ... + 139975.

Almost surely, 2^1423419772 is an apocalyptic number.

It is an amenable number.

1423419772 is a deficient number, since it is larger than the sum of its proper divisors (1069459764).

1423419772 is a wasteful number, since it uses less digits than its factorization.

1423419772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 270708 (or 270706 counting only the distinct ones).

The product of its digits is 84672, while the sum is 40.

The square root of 1423419772 is about 37728.2357392974. The cubic root of 1423419772 is about 1124.8924399553.

The spelling of 1423419772 in words is "one billion, four hundred twenty-three million, four hundred nineteen thousand, seven hundred seventy-two".