16742472 has 16 divisors (see below), whose sum is σ = 41856240. Its totient is φ = 5580816.

The previous prime is 16742471. The next prime is 16742503. The reversal of 16742472 is 27424761.

It is not an unprimeable number, because it can be changed into a prime (16742471) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 348778 + ... + 348825.

It is an arithmetic number, because the mean of its divisors is an integer number (2616015).

Almost surely, 2^16742472 is an apocalyptic number.

16742472 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

16742472 is an abundant number, since it is smaller than the sum of its proper divisors (25113768).

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

16742472 is a wasteful number, since it uses less digits than its factorization.

16742472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 697612 (or 697608 counting only the distinct ones).

The product of its digits is 18816, while the sum is 33.

The square root of 16742472 is about 4091.7565910010. The cubic root of 16742472 is about 255.8231607490.

The spelling of 16742472 in words is "sixteen million, seven hundred forty-two thousand, four hundred seventy-two".