16725742 has 8 divisors (see below), whose sum is σ = 27369432. Its totient is φ = 7602600.

The previous prime is 16725727. The next prime is 16725763. The reversal of 16725742 is 24752761.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 16725698 and 16725707.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 380109 + ... + 380152.

It is an arithmetic number, because the mean of its divisors is an integer number (3421179).

Almost surely, 2^16725742 is an apocalyptic number.

16725742 is a deficient number, since it is larger than the sum of its proper divisors (10643690).

16725742 is a wasteful number, since it uses less digits than its factorization.

16725742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 760274.

The product of its digits is 23520, while the sum is 34.

The square root of 16725742 is about 4089.7117257821. The cubic root of 16725742 is about 255.7379214875.

The spelling of 16725742 in words is "sixteen million, seven hundred twenty-five thousand, seven hundred forty-two".