11322420 has 24 divisors (see below), whose sum is σ = 31702944. Its totient is φ = 3019296.

The previous prime is 11322401. The next prime is 11322439. The reversal of 11322420 is 2422311.

It is an interprime number because it is at equal distance from previous prime (11322401) and next prime (11322439).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 11322420.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 94294 + ... + 94413.

It is an arithmetic number, because the mean of its divisors is an integer number (1320956).

Almost surely, 2^11322420 is an apocalyptic number.

11322420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11322420 is an abundant number, since it is smaller than the sum of its proper divisors (20380524).

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

11322420 is a wasteful number, since it uses less digits than its factorization.

11322420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188719 (or 188717 counting only the distinct ones).

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

The square root of 11322420 is about 3364.8803842039. The cubic root of 11322420 is about 224.5500142371.

Adding to 11322420 its reverse (2422311), we get a palindrome (13744731).

The spelling of 11322420 in words is "eleven million, three hundred twenty-two thousand, four hundred twenty".