109452240 has 60 divisors (see below), whose sum is σ = 367579524. Its totient is φ = 29187072.

The previous prime is 109452223. The next prime is 109452269. The reversal of 109452240 is 42254901.

109452240 is a `hidden beast` number, since 10 + 94 + 522 + 40 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 44036496 + 65415744 = 6636^2 + 8088^2 .

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

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, 75289 + ... + 76728.

Almost surely, 2^109452240 is an apocalyptic number.

109452240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

109452240 is an abundant number, since it is smaller than the sum of its proper divisors (258127284).

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

109452240 is a wasteful number, since it uses less digits than its factorization.

109452240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152036 (or 152027 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 109452240 is about 10461.9424582627. The cubic root of 109452240 is about 478.3453442927.

The spelling of 109452240 in words is "one hundred nine million, four hundred fifty-two thousand, two hundred forty".