11878242 has 16 divisors (see below), whose sum is σ = 23811840. Its totient is φ = 3950192.

The previous prime is 11878219. The next prime is 11878247. The reversal of 11878242 is 24287811.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (11878247) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 808 + ... + 4940.

It is an arithmetic number, because the mean of its divisors is an integer number (1488240).

Almost surely, 2^11878242 is an apocalyptic number.

11878242 is an abundant number, since it is smaller than the sum of its proper divisors (11933598).

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

11878242 is a wasteful number, since it uses less digits than its factorization.

11878242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4617.

The product of its digits is 7168, while the sum is 33.

The square root of 11878242 is about 3446.4825547216. The cubic root of 11878242 is about 228.1658918877.

The spelling of 11878242 in words is "eleven million, eight hundred seventy-eight thousand, two hundred forty-two".