11940400 has 30 divisors (see below), whose sum is σ = 28687772. Its totient is φ = 4776000.

The previous prime is 11940377. The next prime is 11940403. The reversal of 11940400 is 404911.

It is not an unprimeable number, because it can be changed into a prime (11940403) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 14526 + ... + 15325.

Almost surely, 2^11940400 is an apocalyptic number.

11940400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11940400 is an abundant number, since it is smaller than the sum of its proper divisors (16747372).

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

11940400 is a wasteful number, since it uses less digits than its factorization.

11940400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29869 (or 29858 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 19.

The square root of 11940400 is about 3455.4883880575. The cubic root of 11940400 is about 228.5631916675.

The spelling of 11940400 in words is "eleven million, nine hundred forty thousand, four hundred".