10691434 has 32 divisors (see below), whose sum is σ = 18051264. Its totient is φ = 4717440.

The previous prime is 10691431. The next prime is 10691467. The reversal of 10691434 is 43419601.

It is a super-2 number, since 2×10691434² = 228613521952712, which contains 22 as substring.

It is a Smith number, since the sum of its digits (28) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (10691431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 81549 + ... + 81679.

It is an arithmetic number, because the mean of its divisors is an integer number (564102).

Almost surely, 2^10691434 is an apocalyptic number.

10691434 is a deficient number, since it is larger than the sum of its proper divisors (7359830).

10691434 is a wasteful number, since it uses less digits than its factorization.

10691434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 262.

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 10691434 is about 3269.7758332950. The cubic root of 10691434 is about 220.2987264229.

The spelling of 10691434 in words is "ten million, six hundred ninety-one thousand, four hundred thirty-four".