11744542 has 16 divisors (see below), whose sum is σ = 17939952. Its totient is φ = 5765760.

The previous prime is 11744539. The next prime is 11744581. The reversal of 11744542 is 24544711.

It is a self number, because there is not a number n which added to its sum of digits gives 11744542.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35317 + ... + 35647.

It is an arithmetic number, because the mean of its divisors is an integer number (1121247).

Almost surely, 2^11744542 is an apocalyptic number.

11744542 is a deficient number, since it is larger than the sum of its proper divisors (6195410).

11744542 is a wasteful number, since it uses less digits than its factorization.

11744542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 603.

The product of its digits is 4480, while the sum is 28.

The square root of 11744542 is about 3427.0310766026. The cubic root of 11744542 is about 227.3065908426.

The spelling of 11744542 in words is "eleven million, seven hundred forty-four thousand, five hundred forty-two".