1601522968 has 16 divisors (see below), whose sum is σ = 3009640680. Its totient is φ = 798952128.

The previous prime is 1601522957. The next prime is 1601522969. The reversal of 1601522968 is 8692251061.

It is a self number, because there is not a number n which added to its sum of digits gives 1601522968.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1601522969) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 222405 + ... + 229492.

Almost surely, 2^1601522968 is an apocalyptic number.

It is an amenable number.

1601522968 is a deficient number, since it is larger than the sum of its proper divisors (1408117712).

1601522968 is a wasteful number, since it uses less digits than its factorization.

1601522968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 452346 (or 452342 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 40.

The square root of 1601522968 is about 40019.0325720150. The cubic root of 1601522968 is about 1169.9780763905.

It can be divided in two parts, 16015 and 22968, that added together give a palindrome (38983).

The spelling of 1601522968 in words is "one billion, six hundred one million, five hundred twenty-two thousand, nine hundred sixty-eight".