109427604 has 96 divisors (see below), whose sum is σ = 307152384. Its totient is φ = 29877120.

The previous prime is 109427603. The next prime is 109427627. The reversal of 109427604 is 406724901.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109427603) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 73047 + ... + 74529.

It is an arithmetic number, because the mean of its divisors is an integer number (3199504).

Almost surely, 2^109427604 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 109427604, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (153576192).

109427604 is an abundant number, since it is smaller than the sum of its proper divisors (197724780).

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

109427604 is a wasteful number, since it uses less digits than its factorization.

109427604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1557 (or 1555 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 33.

The square root of 109427604 is about 10460.7649815871. The cubic root of 109427604 is about 478.3094522294.

The spelling of 109427604 in words is "one hundred nine million, four hundred twenty-seven thousand, six hundred four".