109824429 has 32 divisors (see below), whose sum is σ = 174988800. Its totient is φ = 60384960.

The previous prime is 109824401. The next prime is 109824431. The reversal of 109824429 is 924428901.

It is not a de Polignac number, because 109824429 - 2¹¹ = 109822381 is a prime.

It is a super-2 number, since 2×109824429² = 24122810410352082, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109824439) 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, 23142 + ... + 27480.

It is an arithmetic number, because the mean of its divisors is an integer number (5468400).

Almost surely, 2^109824429 is an apocalyptic number.

It is an amenable number.

109824429 is a deficient number, since it is larger than the sum of its proper divisors (65164371).

109824429 is a wasteful number, since it uses less digits than its factorization.

109824429 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4425.

The product of its (nonzero) digits is 41472, while the sum is 39.

The square root of 109824429 is about 10479.7151201738. The cubic root of 109824429 is about 478.8869304524.

It can be divided in two parts, 109824 and 429, that multiplied together give a square (47114496 = 6864²).

The spelling of 109824429 in words is "one hundred nine million, eight hundred twenty-four thousand, four hundred twenty-nine".