16429653 has 6 divisors (see below), whose sum is σ = 23731734. Its totient is φ = 10953096.

The previous prime is 16429583. The next prime is 16429663. The reversal of 16429653 is 35692461.

It is a happy number.

16429653 is a `hidden beast` number, since 1 + 642 + 9 + 6 + 5 + 3 = 666.

It can be written as a sum of positive squares in only one way, i.e., 12341169 + 4088484 = 3513^2 + 2022^2 .

It is not a de Polignac number, because 16429653 - 2⁹ = 16429141 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16429663) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 912750 + ... + 912767.

It is an arithmetic number, because the mean of its divisors is an integer number (3955289).

Almost surely, 2^16429653 is an apocalyptic number.

It is an amenable number.

16429653 is a deficient number, since it is larger than the sum of its proper divisors (7302081).

16429653 is a wasteful number, since it uses less digits than its factorization.

16429653 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1825523 (or 1825520 counting only the distinct ones).

The product of its digits is 38880, while the sum is 36.

The square root of 16429653 is about 4053.3508360368. The cubic root of 16429653 is about 254.2198532548.

The spelling of 16429653 in words is "sixteen million, four hundred twenty-nine thousand, six hundred fifty-three".