11974378 has 32 divisors (see below), whose sum is σ = 20321280. Its totient is φ = 5255040.

The previous prime is 11974373. The next prime is 11974379. The reversal of 11974378 is 87347911.

It is a self number, because there is not a number n which added to its sum of digits gives 11974378.

It is not an unprimeable number, because it can be changed into a prime (11974373) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49983 + ... + 50221.

It is an arithmetic number, because the mean of its divisors is an integer number (635040).

Almost surely, 2^11974378 is an apocalyptic number.

11974378 is a deficient number, since it is larger than the sum of its proper divisors (8346902).

11974378 is a wasteful number, since it uses less digits than its factorization.

11974378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 342.

The product of its digits is 42336, while the sum is 40.

The square root of 11974378 is about 3460.4014218007. The cubic root of 11974378 is about 228.7797886893.

The spelling of 11974378 in words is "eleven million, nine hundred seventy-four thousand, three hundred seventy-eight".