16742407 has 12 divisors (see below), whose sum is σ = 18529560. Its totient is φ = 15115760.

The previous prime is 16742393. The next prime is 16742423. The reversal of 16742407 is 70424761.

It is not a de Polignac number, because 16742407 - 2¹⁵ = 16709639 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16742447) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21273 + ... + 22045.

It is an arithmetic number, because the mean of its divisors is an integer number (1544130).

Almost surely, 2^16742407 is an apocalyptic number.

16742407 is a deficient number, since it is larger than the sum of its proper divisors (1787153).

16742407 is a wasteful number, since it uses less digits than its factorization.

16742407 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 974 (or 963 counting only the distinct ones).

The product of its (nonzero) digits is 9408, while the sum is 31.

The square root of 16742407 is about 4091.7486481943. The cubic root of 16742407 is about 255.8228296843.

The spelling of 16742407 in words is "sixteen million, seven hundred forty-two thousand, four hundred seven".