17942044 has 24 divisors (see below), whose sum is σ = 32130000. Its totient is φ = 8764800.

The previous prime is 17942017. The next prime is 17942053. The reversal of 17942044 is 44024971.

It is a junction number, because it is equal to n+sod(n) for n = 17941997 and 17942015.

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, 35707 + ... + 36205.

It is an arithmetic number, because the mean of its divisors is an integer number (1338750).

Almost surely, 2^17942044 is an apocalyptic number.

It is an amenable number.

17942044 is a deficient number, since it is larger than the sum of its proper divisors (14187956).

17942044 is a wasteful number, since it uses less digits than its factorization.

17942044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 693 (or 691 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 31.

The square root of 17942044 is about 4235.8050002331. The cubic root of 17942044 is about 261.7925635036.

The spelling of 17942044 in words is "seventeen million, nine hundred forty-two thousand, forty-four".