109196400 has 60 divisors (see below), whose sum is σ = 349796312. Its totient is φ = 29118720.

The previous prime is 109196371. The next prime is 109196411. The reversal of 109196400 is 4691901.

It is a tau number, because it is divible by the number of its divisors (60).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 44299 + ... + 46698.

Almost surely, 2^109196400 is an apocalyptic number.

109196400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

109196400 is an abundant number, since it is smaller than the sum of its proper divisors (240599912).

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

109196400 is a wasteful number, since it uses less digits than its factorization.

109196400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91018 (or 91007 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 30.

The square root of 109196400 is about 10449.7081298953. The cubic root of 109196400 is about 477.9723494915.

The spelling of 109196400 in words is "one hundred nine million, one hundred ninety-six thousand, four hundred".