11883540 has 48 divisors (see below), whose sum is σ = 34352640. Its totient is φ = 3066240.

The previous prime is 11883491. The next prime is 11883601. The reversal of 11883540 is 4538811.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 11883498 and 11883507.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1335 + ... + 5054.

It is an arithmetic number, because the mean of its divisors is an integer number (715680).

Almost surely, 2^11883540 is an apocalyptic number.

11883540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11883540 is an abundant number, since it is smaller than the sum of its proper divisors (22469100).

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

11883540 is a wasteful number, since it uses less digits than its factorization.

11883540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6432 (or 6430 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 30.

The square root of 11883540 is about 3447.2510787583. The cubic root of 11883540 is about 228.1998094550.

The spelling of 11883540 in words is "eleven million, eight hundred eighty-three thousand, five hundred forty".