11845740 has 48 divisors (see below), whose sum is σ = 34917120. Its totient is φ = 2992320.

The previous prime is 11845727. The next prime is 11845741. The reversal of 11845740 is 4754811.

It is a super-2 number, since 2×11845740² = 280643112295200, which contains 22 as substring.

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 = 11845698 and 11845707.

It is not an unprimeable number, because it can be changed into a prime (11845741) 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, 4056 + ... + 6335.

It is an arithmetic number, because the mean of its divisors is an integer number (727440).

Almost surely, 2^11845740 is an apocalyptic number.

11845740 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11845740 is an abundant number, since it is smaller than the sum of its proper divisors (23071380).

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

11845740 is a wasteful number, since it uses less digits than its factorization.

11845740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10422 (or 10420 counting only the distinct ones).

The product of its (nonzero) digits is 4480, while the sum is 30.

The square root of 11845740 is about 3441.7640825600. The cubic root of 11845740 is about 227.9575944527.

The spelling of 11845740 in words is "eleven million, eight hundred forty-five thousand, seven hundred forty".