16953434 has 16 divisors (see below), whose sum is σ = 26848800. Its totient is φ = 8006544.

The previous prime is 16953427. The next prime is 16953439. The reversal of 16953434 is 43435961.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 16953394 and 16953403.

It is not an unprimeable number, because it can be changed into a prime (16953439) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24704 + ... + 25380.

It is an arithmetic number, because the mean of its divisors is an integer number (1678050).

Almost surely, 2^16953434 is an apocalyptic number.

16953434 is a deficient number, since it is larger than the sum of its proper divisors (9895366).

16953434 is a wasteful number, since it uses less digits than its factorization.

16953434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1357.

The product of its digits is 38880, while the sum is 35.

The square root of 16953434 is about 4117.4547963517. The cubic root of 16953434 is about 256.8931712429.

The spelling of 16953434 in words is "sixteen million, nine hundred fifty-three thousand, four hundred thirty-four".