2911242 has 8 divisors (see below), whose sum is σ = 5822496. Its totient is φ = 970412.

The previous prime is 2911211. The next prime is 2911243. The reversal of 2911242 is 2421192.

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

2911242 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (2911243) 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, 242598 + ... + 242609.

It is an arithmetic number, because the mean of its divisors is an integer number (727812).

2^2911242 is an apocalyptic number.

2911242 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2911242 is a wasteful number, since it uses less digits than its factorization.

2911242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 485212.

The product of its digits is 288, while the sum is 21.

The square root of 2911242 is about 1706.2362087355. The cubic root of 2911242 is about 142.7883481144.

The spelling of 2911242 in words is "two million, nine hundred eleven thousand, two hundred forty-two".