11287442 has 8 divisors (see below), whose sum is σ = 17388876. Its totient is φ = 5491152.

The previous prime is 11287429. The next prime is 11287453. The reversal of 11287442 is 24478211.

11287442 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 9916201 + 1371241 = 3149^2 + 1171^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 76193 + ... + 76340.

Almost surely, 2^11287442 is an apocalyptic number.

11287442 is a deficient number, since it is larger than the sum of its proper divisors (6101434).

11287442 is a wasteful number, since it uses less digits than its factorization.

11287442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152572.

The product of its digits is 3584, while the sum is 29.

The square root of 11287442 is about 3359.6788537002. The cubic root of 11287442 is about 224.3185439233.

The spelling of 11287442 in words is "eleven million, two hundred eighty-seven thousand, four hundred forty-two".