11347642 has 16 divisors (see below), whose sum is σ = 17798760. Its totient is φ = 5419008.

The previous prime is 11347607. The next prime is 11347681. The reversal of 11347642 is 24674311.

It can be written as a sum of positive squares in 4 ways, for example, as 10830681 + 516961 = 3291^2 + 719^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 11347642.

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 7 ways as a sum of consecutive naturals, for example, 4618 + ... + 6634.

Almost surely, 2^11347642 is an apocalyptic number.

11347642 is a deficient number, since it is larger than the sum of its proper divisors (6451118).

11347642 is a wasteful number, since it uses less digits than its factorization.

11347642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2145.

The product of its digits is 4032, while the sum is 28.

The square root of 11347642 is about 3368.6261294480. The cubic root of 11347642 is about 224.7166276235.

The spelling of 11347642 in words is "eleven million, three hundred forty-seven thousand, six hundred forty-two".