16949535 has 12 divisors (see below), whose sum is σ = 27144792. Its totient is φ = 9031248.

The previous prime is 16949509. The next prime is 16949573. The reversal of 16949535 is 53594961.

It is not a de Polignac number, because 16949535 - 2⁸ = 16949279 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15414 + ... + 16476.

It is an arithmetic number, because the mean of its divisors is an integer number (2262066).

Almost surely, 2^16949535 is an apocalyptic number.

16949535 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

16949535 is a deficient number, since it is larger than the sum of its proper divisors (10195257).

16949535 is an frugal number, since it uses more digits than its factorization.

16949535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2134 (or 1071 counting only the distinct ones).

The product of its digits is 145800, while the sum is 42.

The square root of 16949535 is about 4116.9812970185. The cubic root of 16949535 is about 256.8734760537.

The spelling of 16949535 in words is "sixteen million, nine hundred forty-nine thousand, five hundred thirty-five".