4011320 has 48 divisors (see below), whose sum is σ = 9615240. Its totient is φ = 1505792.

The previous prime is 4011313. The next prime is 4011331. The reversal of 4011320 is 231104.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11387 + ... + 11733.

Almost surely, 2^4011320 is an apocalyptic number.

4011320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4011320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4807620).

4011320 is an abundant number, since it is smaller than the sum of its proper divisors (5603920).

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

4011320 is a wasteful number, since it uses less digits than its factorization.

4011320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 392 (or 371 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 4011320 is about 2002.8280006031. The cubic root of 4011320 is about 158.8897089918.

Adding to 4011320 its reverse (231104), we get a palindrome (4242424).

The spelling of 4011320 in words is "four million, eleven thousand, three hundred twenty".