911242 has 8 divisors (see below), whose sum is σ = 1370916. Its totient is φ = 454272.

The previous prime is 911233. The next prime is 911249. The reversal of 911242 is 242119.

It can be written as a sum of positive squares in 2 ways, for example, as 848241 + 63001 = 921^2 + 251^2 .

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

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (911249) 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, 1008 + ... + 1684.

2⁹¹¹²⁴² is an apocalyptic number.

911242 is a deficient number, since it is larger than the sum of its proper divisors (459674).

911242 is a wasteful number, since it uses less digits than its factorization.

911242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1352.

The product of its digits is 144, while the sum is 19.

The square root of 911242 is about 954.5899643302. The cubic root of 911242 is about 96.9492773390.

The spelling of 911242 in words is "nine hundred eleven thousand, two hundred forty-two".