123734632 has 16 divisors (see below), whose sum is σ = 265145760. Its totient is φ = 53029104.

The previous prime is 123734629. The next prime is 123734647. The reversal of 123734632 is 236437321.

It is a junction number, because it is equal to n+sod(n) for n = 123734594 and 123734603.

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, 1104718 + ... + 1104829.

It is an arithmetic number, because the mean of its divisors is an integer number (16571610).

Almost surely, 2^123734632 is an apocalyptic number.

It is an amenable number.

123734632 is an abundant number, since it is smaller than the sum of its proper divisors (141411128).

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

123734632 is a wasteful number, since it uses less digits than its factorization.

123734632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2209560 (or 2209556 counting only the distinct ones).

The product of its digits is 18144, while the sum is 31.

The square root of 123734632 is about 11123.6069689647. The cubic root of 123734632 is about 498.3071174326.

The spelling of 123734632 in words is "one hundred twenty-three million, seven hundred thirty-four thousand, six hundred thirty-two".