16231602 has 16 divisors (see below), whose sum is σ = 32671872. Its totient is φ = 5375760.

The previous prime is 16231601. The next prime is 16231603. The reversal of 16231602 is 20613261.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (16231601) and next prime (16231603).

It is not an unprimeable number, because it can be changed into a prime (16231601) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7674 + ... + 9557.

It is an arithmetic number, because the mean of its divisors is an integer number (2041992).

Almost surely, 2^16231602 is an apocalyptic number.

16231602 is an abundant number, since it is smaller than the sum of its proper divisors (16440270).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16231602 is a wasteful number, since it uses less digits than its factorization.

16231602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17393.

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 16231602 is about 4028.8462368276. The cubic root of 16231602 is about 253.1942245662.

Adding to 16231602 its reverse (20613261), we get a palindrome (36844863).

The spelling of 16231602 in words is "sixteen million, two hundred thirty-one thousand, six hundred two".