123735552 has 40 divisors (see below), whose sum is σ = 329643336. Its totient is φ = 41244672.

The previous prime is 123735551. The next prime is 123735559. The reversal of 123735552 is 255537321.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123735551) 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, 38743 + ... + 41814.

Almost surely, 2^123735552 is an apocalyptic number.

123735552 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

123735552 is an abundant number, since it is smaller than the sum of its proper divisors (205907784).

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

123735552 is an frugal number, since it uses more digits than its factorization.

123735552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80578 (or 80562 counting only the distinct ones).

The product of its digits is 31500, while the sum is 33.

The square root of 123735552 is about 11123.6483223806. The cubic root of 123735552 is about 498.3083524450.

The spelling of 123735552 in words is "one hundred twenty-three million, seven hundred thirty-five thousand, five hundred fifty-two".