1423715552 has 48 divisors (see below), whose sum is σ = 3277878912. Its totient is φ = 595969920.

The previous prime is 1423715519. The next prime is 1423715567. The reversal of 1423715552 is 2555173241.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64274 + ... + 83537.

It is an arithmetic number, because the mean of its divisors is an integer number (68289144).

Almost surely, 2^1423715552 is an apocalyptic number.

It is an amenable number.

1423715552 is an abundant number, since it is smaller than the sum of its proper divisors (1854163360).

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

1423715552 is a wasteful number, since it uses less digits than its factorization.

1423715552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147871 (or 147863 counting only the distinct ones).

The product of its digits is 42000, while the sum is 35.

The square root of 1423715552 is about 37732.1554115320. The cubic root of 1423715552 is about 1124.9703503626.

Adding to 1423715552 its reverse (2555173241), we get a palindrome (3978888793).

The spelling of 1423715552 in words is "one billion, four hundred twenty-three million, seven hundred fifteen thousand, five hundred fifty-two".