11390432 has 12 divisors (see below), whose sum is σ = 22424976. Its totient is φ = 5695200.

The previous prime is 11390411. The next prime is 11390441. The reversal of 11390432 is 23409311.

It is a super-2 number, since 2×11390432² = 259483882293248, which contains 22 as substring.

It is a nialpdrome in base 15.

It is a zygodrome in base 15.

It is a junction number, because it is equal to n+sod(n) for n = 11390398 and 11390407.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 177944 + ... + 178007.

It is an arithmetic number, because the mean of its divisors is an integer number (1868748).

Almost surely, 2^11390432 is an apocalyptic number.

It is an amenable number.

11390432 is a deficient number, since it is larger than the sum of its proper divisors (11034544).

11390432 is an equidigital number, since it uses as much as digits as its factorization.

11390432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 355961 (or 355953 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 23.

The square root of 11390432 is about 3374.9714072863. The cubic root of 11390432 is about 224.9987292109.

Adding to 11390432 its reverse (23409311), we get a palindrome (34799743).

The spelling of 11390432 in words is "eleven million, three hundred ninety thousand, four hundred thirty-two".