11932542 has 16 divisors (see below), whose sum is σ = 26516880. Its totient is φ = 3977496.

The previous prime is 11932541. The next prime is 11932559. The reversal of 11932542 is 24523911.

11932542 is a `hidden beast` number, since 119 + 3 + 2 + 542 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11932541) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 110433 + ... + 110540.

It is an arithmetic number, because the mean of its divisors is an integer number (1657305).

Almost surely, 2^11932542 is an apocalyptic number.

11932542 is an abundant number, since it is smaller than the sum of its proper divisors (14584338).

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

11932542 is a wasteful number, since it uses less digits than its factorization.

11932542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220984 (or 220978 counting only the distinct ones).

The product of its digits is 2160, while the sum is 27.

The square root of 11932542 is about 3454.3511691778. The cubic root of 11932542 is about 228.5130413738.

The spelling of 11932542 in words is "eleven million, nine hundred thirty-two thousand, five hundred forty-two".