1423046452 has 12 divisors (see below), whose sum is σ = 2490937120. Its totient is φ = 711350136.

The previous prime is 1423046447. The next prime is 1423046459. The reversal of 1423046452 is 2546403241.

It is a super-2 number, since 2×1423046452² = 4050122409099576608, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1423046459) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23802 + ... + 58417.

Almost surely, 2^1423046452 is an apocalyptic number.

It is an amenable number.

1423046452 is a deficient number, since it is larger than the sum of its proper divisors (1067890668).

1423046452 is a wasteful number, since it uses less digits than its factorization.

1423046452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86550 (or 86548 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 31.

The square root of 1423046452 is about 37723.2879266906. The cubic root of 1423046452 is about 1124.7940895899.

Adding to 1423046452 its reverse (2546403241), we get a palindrome (3969449693).

The spelling of 1423046452 in words is "one billion, four hundred twenty-three million, forty-six thousand, four hundred fifty-two".