11329990 has 32 divisors (see below), whose sum is σ = 24681024. Its totient is φ = 3655680.

The previous prime is 11329987. The next prime is 11329991. The reversal of 11329990 is 9992311.

11329990 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11329991) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3571 + ... + 5950.

It is an arithmetic number, because the mean of its divisors is an integer number (771282).

Almost surely, 2^11329990 is an apocalyptic number.

11329990 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11329990 is an abundant number, since it is smaller than the sum of its proper divisors (13351034).

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

11329990 is a wasteful number, since it uses less digits than its factorization.

11329990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9552.

The product of its (nonzero) digits is 4374, while the sum is 34.

The square root of 11329990 is about 3366.0050505013. The cubic root of 11329990 is about 224.6000466777.

Subtracting from 11329990 its sum of digits (34), we obtain a square (11329956 = 3366²).

It can be divided in two parts, 113 and 29990, that added together give a palindrome (30103).

The spelling of 11329990 in words is "eleven million, three hundred twenty-nine thousand, nine hundred ninety".