109649435 has 32 divisors (see below), whose sum is σ = 158284800. Its totient is φ = 71326080.

The previous prime is 109649413. The next prime is 109649443. The reversal of 109649435 is 534946901.

It is a de Polignac number, because none of the positive numbers 2^k-109649435 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 109649392 and 109649401.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 58970 + ... + 60800.

It is an arithmetic number, because the mean of its divisors is an integer number (4946400).

Almost surely, 2^109649435 is an apocalyptic number.

109649435 is a deficient number, since it is larger than the sum of its proper divisors (48635365).

109649435 is a wasteful number, since it uses less digits than its factorization.

109649435 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1931.

The product of its (nonzero) digits is 116640, while the sum is 41.

The square root of 109649435 is about 10471.3626142924. The cubic root of 109649435 is about 478.6324427825.

The spelling of 109649435 in words is "one hundred nine million, six hundred forty-nine thousand, four hundred thirty-five".