109204644 has 36 divisors (see below), whose sum is σ = 266386736. Its totient is φ = 34816848.

The previous prime is 109204643. The next prime is 109204663. The reversal of 109204644 is 446402901.

It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (109204643) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2254 + ... + 14949.

Almost surely, 2^109204644 is an apocalyptic number.

It is an amenable number.

109204644 is an abundant number, since it is smaller than the sum of its proper divisors (157182092).

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

109204644 is a wasteful number, since it uses less digits than its factorization.

109204644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17256 (or 17231 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 30.

The square root of 109204644 is about 10450.1025832285. The cubic root of 109204644 is about 477.9843776808.

The spelling of 109204644 in words is "one hundred nine million, two hundred four thousand, six hundred forty-four".