1623112732 has 12 divisors (see below), whose sum is σ = 2849582736. Its totient is φ = 808946240.

The previous prime is 1623112727. The next prime is 1623112739. The reversal of 1623112732 is 2372113261.

It is a self number, because there is not a number n which added to its sum of digits gives 1623112732.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1623112739) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 651133 + ... + 653620.

It is an arithmetic number, because the mean of its divisors is an integer number (237465228).

Almost surely, 2^1623112732 is an apocalyptic number.

It is an amenable number.

1623112732 is a deficient number, since it is larger than the sum of its proper divisors (1226470004).

1623112732 is a wasteful number, since it uses less digits than its factorization.

1623112732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1305068 (or 1305066 counting only the distinct ones).

The product of its digits is 3024, while the sum is 28.

The square root of 1623112732 is about 40287.8732623106. The cubic root of 1623112732 is about 1175.2120292185.

Adding to 1623112732 its reverse (2372113261), we get a palindrome (3995225993).

The spelling of 1623112732 in words is "one billion, six hundred twenty-three million, one hundred twelve thousand, seven hundred thirty-two".