16700745 has 16 divisors (see below), whose sum is σ = 27290880. Its totient is φ = 8717184.

The previous prime is 16700743. The next prime is 16700759. The reversal of 16700745 is 54700761.

It is a happy number.

It is not a de Polignac number, because 16700745 - 2¹ = 16700743 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16700743) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11140 + ... + 12549.

It is an arithmetic number, because the mean of its divisors is an integer number (1705680).

Almost surely, 2^16700745 is an apocalyptic number.

16700745 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

16700745 is a deficient number, since it is larger than the sum of its proper divisors (10590135).

16700745 is a wasteful number, since it uses less digits than its factorization.

16700745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23744.

The product of its (nonzero) digits is 5880, while the sum is 30.

The square root of 16700745 is about 4086.6544997100. The cubic root of 16700745 is about 255.6104559289.

The spelling of 16700745 in words is "sixteen million, seven hundred thousand, seven hundred forty-five".