11742940 has 24 divisors (see below), whose sum is σ = 26902512. Its totient is φ = 4270080.

The previous prime is 11742911. The next prime is 11742959. The reversal of 11742940 is 4924711.

It is a junction number, because it is equal to n+sod(n) for n = 11742899 and 11742908.

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, 26469 + ... + 26908.

It is an arithmetic number, because the mean of its divisors is an integer number (1120938).

Almost surely, 2^11742940 is an apocalyptic number.

11742940 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11742940 is an abundant number, since it is smaller than the sum of its proper divisors (15159572).

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

11742940 is a wasteful number, since it uses less digits than its factorization.

11742940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53397 (or 53395 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 28.

The square root of 11742940 is about 3426.7973386239. The cubic root of 11742940 is about 227.2962552127.

It can be divided in two parts, 1174 and 2940, that added together give a palindrome (4114).

The spelling of 11742940 in words is "eleven million, seven hundred forty-two thousand, nine hundred forty".