109206552 has 128 divisors (see below), whose sum is σ = 347074560. Its totient is φ = 27855360.

The previous prime is 109206533. The next prime is 109206569. The reversal of 109206552 is 255602901.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 66898 + ... + 68510.

It is an arithmetic number, because the mean of its divisors is an integer number (2711520).

Almost surely, 2^109206552 is an apocalyptic number.

109206552 is a gapful number since it is divisible by the number (12) 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 109206552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (173537280).

109206552 is an abundant number, since it is smaller than the sum of its proper divisors (237868008).

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

109206552 is a wasteful number, since it uses less digits than its factorization.

109206552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1673 (or 1669 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 30.

The square root of 109206552 is about 10450.1938737997. The cubic root of 109206552 is about 477.9871614112.

The spelling of 109206552 in words is "one hundred nine million, two hundred six thousand, five hundred fifty-two".