11400219 has 24 divisors (see below), whose sum is σ = 17596800. Its totient is φ = 7096320.

The previous prime is 11400199. The next prime is 11400223. The reversal of 11400219 is 91200411.

It is not a de Polignac number, because 11400219 - 2¹¹ = 11398171 is a prime.

It is a super-2 number, since 2×11400219² = 259929986495922, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11400239) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7387 + ... + 8795.

It is an arithmetic number, because the mean of its divisors is an integer number (733200).

Almost surely, 2^11400219 is an apocalyptic number.

11400219 is a deficient number, since it is larger than the sum of its proper divisors (6196581).

11400219 is a wasteful number, since it uses less digits than its factorization.

11400219 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1475 (or 1472 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

The square root of 11400219 is about 3376.4210341721. The cubic root of 11400219 is about 225.0631526431.

The spelling of 11400219 in words is "eleven million, four hundred thousand, two hundred nineteen".