1601731416 has 32 divisors (see below), whose sum is σ = 4005504000. Its totient is φ = 533753760.

The previous prime is 1601731403. The next prime is 1601731423. The reversal of 1601731416 is 6141371061.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 97785 + ... + 112983.

It is an arithmetic number, because the mean of its divisors is an integer number (125172000).

Almost surely, 2^1601731416 is an apocalyptic number.

It is an amenable number.

1601731416 is an abundant number, since it is smaller than the sum of its proper divisors (2403772584).

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

1601731416 is a wasteful number, since it uses less digits than its factorization.

1601731416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19599 (or 19595 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 30.

The square root of 1601731416 is about 40021.6368480851. The cubic root of 1601731416 is about 1170.0288341203.

The spelling of 1601731416 in words is "one billion, six hundred one million, seven hundred thirty-one thousand, four hundred sixteen".