11396778 has 32 divisors (see below), whose sum is σ = 23887872. Its totient is φ = 3620400.

The previous prime is 11396773. The next prime is 11396831. The reversal of 11396778 is 87769311.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (11396771) 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, 12775 + ... + 13637.

It is an arithmetic number, because the mean of its divisors is an integer number (746496).

Almost surely, 2^11396778 is an apocalyptic number.

11396778 is an abundant number, since it is smaller than the sum of its proper divisors (12491094).

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

11396778 is a wasteful number, since it uses less digits than its factorization.

11396778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 970.

The product of its digits is 63504, while the sum is 42.

The square root of 11396778 is about 3375.9114324875. The cubic root of 11396778 is about 225.0405062875.

The spelling of 11396778 in words is "eleven million, three hundred ninety-six thousand, seven hundred seventy-eight".