11631396 has 24 divisors (see below), whose sum is σ = 31017280. Its totient is φ = 3323232.

The previous prime is 11631391. The next prime is 11631409. The reversal of 11631396 is 69313611.

11631396 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (11631391) 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, 69151 + ... + 69318.

Almost surely, 2^11631396 is an apocalyptic number.

It is an amenable number.

11631396 is an abundant number, since it is smaller than the sum of its proper divisors (19385884).

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

11631396 is a wasteful number, since it uses less digits than its factorization.

11631396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138483 (or 138481 counting only the distinct ones).

The product of its digits is 2916, while the sum is 30.

The square root of 11631396 is about 3410.4832502154. The cubic root of 11631396 is about 226.5742828054.

The spelling of 11631396 in words is "eleven million, six hundred thirty-one thousand, three hundred ninety-six".