16161602 has 8 divisors (see below), whose sum is σ = 25024512. Its totient is φ = 7820100.

The previous prime is 16161589. The next prime is 16161623. The reversal of 16161602 is 20616161.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×16161602² = 522394758412808, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 130274 + ... + 130397.

It is an arithmetic number, because the mean of its divisors is an integer number (3128064).

Almost surely, 2^16161602 is an apocalyptic number.

16161602 is a deficient number, since it is larger than the sum of its proper divisors (8862910).

16161602 is a wasteful number, since it uses less digits than its factorization.

16161602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 260704.

The product of its (nonzero) digits is 432, while the sum is 23.

The square root of 16161602 is about 4020.1494997077. The cubic root of 16161602 is about 252.8297270662.

Adding to 16161602 its reverse (20616161), we get a palindrome (36777763).

The spelling of 16161602 in words is "sixteen million, one hundred sixty-one thousand, six hundred two".