16493742 has 12 divisors (see below), whose sum is σ = 35736480. Its totient is φ = 5497908.

The previous prime is 16493731. The next prime is 16493753. The reversal of 16493742 is 24739461.

16493742 is a `hidden beast` number, since 1 + 649 + 3 + 7 + 4 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (16493731) and next prime (16493753).

It is a junction number, because it is equal to n+sod(n) for n = 16493697 and 16493706.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 458142 + ... + 458177.

It is an arithmetic number, because the mean of its divisors is an integer number (2978040).

Almost surely, 2^16493742 is an apocalyptic number.

16493742 is an abundant number, since it is smaller than the sum of its proper divisors (19242738).

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

16493742 is a wasteful number, since it uses less digits than its factorization.

16493742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 916327 (or 916324 counting only the distinct ones).

The product of its digits is 36288, while the sum is 36.

The square root of 16493742 is about 4061.2488227145. The cubic root of 16493742 is about 254.5499790553.

The spelling of 16493742 in words is "sixteen million, four hundred ninety-three thousand, seven hundred forty-two".