11285642 has 8 divisors (see below), whose sum is σ = 17084100. Its totient is φ = 5590944.

The previous prime is 11285633. The next prime is 11285647. The reversal of 11285642 is 24658211.

It can be written as a sum of positive squares in 2 ways, for example, as 11082241 + 203401 = 3329^2 + 451^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (11285647) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25667 + ... + 26102.

Almost surely, 2^11285642 is an apocalyptic number.

11285642 is a deficient number, since it is larger than the sum of its proper divisors (5798458).

11285642 is a wasteful number, since it uses less digits than its factorization.

11285642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51880.

The product of its digits is 3840, while the sum is 29.

The square root of 11285642 is about 3359.4109602726. The cubic root of 11285642 is about 224.3066193188.

The spelling of 11285642 in words is "eleven million, two hundred eighty-five thousand, six hundred forty-two".