123573000 has 128 divisors (see below), whose sum is σ = 408395520. Its totient is φ = 31001600.

The previous prime is 123572993. The next prime is 123573049. The reversal of 123573000 is 375321.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 49789 + ... + 52211.

It is an arithmetic number, because the mean of its divisors is an integer number (3190590).

Almost surely, 2^123573000 is an apocalyptic number.

123573000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 123573000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (204197760).

123573000 is an abundant number, since it is smaller than the sum of its proper divisors (284822520).

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

123573000 is a wasteful number, since it uses less digits than its factorization.

123573000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2464 (or 2450 counting only the distinct ones).

The product of its (nonzero) digits is 630, while the sum is 21.

The square root of 123573000 is about 11116.3393255154. The cubic root of 123573000 is about 498.0900467805.

The spelling of 123573000 in words is "one hundred twenty-three million, five hundred seventy-three thousand".