16742627 has 4 divisors (see below), whose sum is σ = 18264696. Its totient is φ = 15220560.

The previous prime is 16742587. The next prime is 16742641. The reversal of 16742627 is 72624761.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 16742627 - 2¹² = 16738531 is a prime.

It is a super-2 number, since 2×16742627² = 560631117722258, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16742527) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 761018 + ... + 761039.

It is an arithmetic number, because the mean of its divisors is an integer number (4566174).

Almost surely, 2^16742627 is an apocalyptic number.

16742627 is a deficient number, since it is larger than the sum of its proper divisors (1522069).

16742627 is a wasteful number, since it uses less digits than its factorization.

16742627 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1522068.

The product of its digits is 28224, while the sum is 35.

The square root of 16742627 is about 4091.7755314777. The cubic root of 16742627 is about 255.8239502077.

The spelling of 16742627 in words is "sixteen million, seven hundred forty-two thousand, six hundred twenty-seven".