1617846852 has 12 divisors (see below), whose sum is σ = 3774976016. Its totient is φ = 539282280.

The previous prime is 1617846851. The next prime is 1617846899. The reversal of 1617846852 is 2586487161.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (1617846851) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67410274 + ... + 67410297.

Almost surely, 2^1617846852 is an apocalyptic number.

1617846852 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1617846852 is an abundant number, since it is smaller than the sum of its proper divisors (2157129164).

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

1617846852 is a wasteful number, since it uses less digits than its factorization.

1617846852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134820578 (or 134820576 counting only the distinct ones).

The product of its digits is 645120, while the sum is 48.

The square root of 1617846852 is about 40222.4670053939. The cubic root of 1617846852 is about 1173.9397351495.

The spelling of 1617846852 in words is "one billion, six hundred seventeen million, eight hundred forty-six thousand, eight hundred fifty-two".