1616212241 has 8 divisors (see below), whose sum is σ = 1847361984. Its totient is φ = 1385128080.

The previous prime is 1616212237. The next prime is 1616212259. The reversal of 1616212241 is 1422126161.

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

It is not a de Polignac number, because 1616212241 - 2² = 1616212237 is a prime.

It is a super-2 number, since 2×1616212241² = 5224284015916484162, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1616212241.

It is not an unprimeable number, because it can be changed into a prime (1616212291) 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, 60431 + ... + 82971.

It is an arithmetic number, because the mean of its divisors is an integer number (230920248).

Almost surely, 2^1616212241 is an apocalyptic number.

It is an amenable number.

1616212241 is a deficient number, since it is larger than the sum of its proper divisors (231149743).

1616212241 is a wasteful number, since it uses less digits than its factorization.

1616212241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32791.

The product of its digits is 1152, while the sum is 26.

The square root of 1616212241 is about 40202.1422439153. The cubic root of 1616212241 is about 1173.5442338823.

The spelling of 1616212241 in words is "one billion, six hundred sixteen million, two hundred twelve thousand, two hundred forty-one".