1601614216 has 16 divisors (see below), whose sum is σ = 3005323200. Its totient is φ = 800194704.

The previous prime is 1601614213. The next prime is 1601614219. The reversal of 1601614216 is 6124161061.

It is an interprime number because it is at equal distance from previous prime (1601614213) and next prime (1601614219).

It is not an unprimeable number, because it can be changed into a prime (1601614213) 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, 65340 + ... + 86443.

It is an arithmetic number, because the mean of its divisors is an integer number (187832700).

Almost surely, 2^1601614216 is an apocalyptic number.

It is an amenable number.

1601614216 is a deficient number, since it is larger than the sum of its proper divisors (1403708984).

1601614216 is a wasteful number, since it uses less digits than its factorization.

1601614216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153108 (or 153104 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 28.

The square root of 1601614216 is about 40020.1726133209. The cubic root of 1601614216 is about 1170.0002961014. Note that the first 3 decimals are identical.

Adding to 1601614216 its reverse (6124161061), we get a palindrome (7725775277).

The spelling of 1601614216 in words is "one billion, six hundred one million, six hundred fourteen thousand, two hundred sixteen".