11400234 has 16 divisors (see below), whose sum is σ = 24141888. Its totient is φ = 3576512.

The previous prime is 11400223. The next prime is 11400239. The reversal of 11400234 is 43200411.

11400234 = T₃₀₇ + T₃₀₈ + ... + T₄₅₉.

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

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55782 + ... + 55985.

It is an arithmetic number, because the mean of its divisors is an integer number (1508868).

Almost surely, 2^11400234 is an apocalyptic number.

11400234 is an abundant number, since it is smaller than the sum of its proper divisors (12741654).

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

11400234 is a wasteful number, since it uses less digits than its factorization.

11400234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111789.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 11400234 is about 3376.4232554584. The cubic root of 11400234 is about 225.0632513531.

Adding to 11400234 its reverse (43200411), we get a palindrome (54600645).

The spelling of 11400234 in words is "eleven million, four hundred thousand, two hundred thirty-four".