11943742 has 16 divisors (see below), whose sum is σ = 19468800. Its totient is φ = 5474520.

The previous prime is 11943733. The next prime is 11943769. The reversal of 11943742 is 24734911.

It is a Harshad number since it is a multiple of its sum of digits (31).

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, 3892 + ... + 6247.

It is an arithmetic number, because the mean of its divisors is an integer number (1216800).

Almost surely, 2^11943742 is an apocalyptic number.

11943742 is a deficient number, since it is larger than the sum of its proper divisors (7525058).

11943742 is a wasteful number, since it uses less digits than its factorization.

11943742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10191.

The product of its digits is 6048, while the sum is 31.

The square root of 11943742 is about 3455.9719327564. The cubic root of 11943742 is about 228.5845138714.

The spelling of 11943742 in words is "eleven million, nine hundred forty-three thousand, seven hundred forty-two".