123523552 has 24 divisors (see below), whose sum is σ = 244245456. Its totient is φ = 61492992.

The previous prime is 123523537. The next prime is 123523559. The reversal of 123523552 is 255325321.

It is a self number, because there is not a number n which added to its sum of digits gives 123523552.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123523559) 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, 828 + ... + 15739.

It is an arithmetic number, because the mean of its divisors is an integer number (10176894).

Almost surely, 2^123523552 is an apocalyptic number.

It is an amenable number.

123523552 is a deficient number, since it is larger than the sum of its proper divisors (120721904).

123523552 is a wasteful number, since it uses less digits than its factorization.

123523552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16810 (or 16802 counting only the distinct ones).

The product of its digits is 9000, while the sum is 28.

The square root of 123523552 is about 11114.1149895077. The cubic root of 123523552 is about 498.0236006514.

Adding to 123523552 its reverse (255325321), we get a palindrome (378848873).

The spelling of 123523552 in words is "one hundred twenty-three million, five hundred twenty-three thousand, five hundred fifty-two".