11023740 has 144 divisors (see below), whose sum is σ = 41216448. Its totient is φ = 2322432.

The previous prime is 11023723. The next prime is 11023751. The reversal of 11023740 is 4732011.

11023740 is digitally balanced in base 2 and base 4, because in such bases 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 (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 16044 + ... + 16716.

Almost surely, 2^11023740 is an apocalyptic number.

11023740 is a gapful number since it is divisible by the number (10) 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 11023740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20608224).

11023740 is an abundant number, since it is smaller than the sum of its proper divisors (30192708).

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

11023740 is a wasteful number, since it uses less digits than its factorization.

11023740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 708 (or 703 counting only the distinct ones).

The product of its (nonzero) digits is 168, while the sum is 18.

The square root of 11023740 is about 3320.2018010958. The cubic root of 11023740 is about 222.5578858775.

Adding to 11023740 its reverse (4732011), we get a palindrome (15755751).

The spelling of 11023740 in words is "eleven million, twenty-three thousand, seven hundred forty".