16732742 has 8 divisors (see below), whose sum is σ = 27029856. Its totient is φ = 7722792.

The previous prime is 16732697. The next prime is 16732757. The reversal of 16732742 is 24723761.

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 = 16732699 and 16732708.

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, 321758 + ... + 321809.

It is an arithmetic number, because the mean of its divisors is an integer number (3378732).

Almost surely, 2^16732742 is an apocalyptic number.

16732742 is a deficient number, since it is larger than the sum of its proper divisors (10297114).

16732742 is a wasteful number, since it uses less digits than its factorization.

16732742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 643582.

The product of its digits is 14112, while the sum is 32.

The square root of 16732742 is about 4090.5674422994. The cubic root of 16732742 is about 255.7735933632.

The spelling of 16732742 in words is "sixteen million, seven hundred thirty-two thousand, seven hundred forty-two".