1631446252 has 24 divisors (see below), whose sum is σ = 2953091232. Its totient is φ = 788092800.

The previous prime is 1631446247. The next prime is 1631446253. The reversal of 1631446252 is 2526441361.

It is not an unprimeable number, because it can be changed into a prime (1631446253) 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 7 ways as a sum of consecutive naturals, for example, 31399 + ... + 65182.

It is an arithmetic number, because the mean of its divisors is an integer number (123045468).

Almost surely, 2^1631446252 is an apocalyptic number.

It is an amenable number.

1631446252 is a deficient number, since it is larger than the sum of its proper divisors (1321644980).

1631446252 is a wasteful number, since it uses less digits than its factorization.

1631446252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96729 (or 96727 counting only the distinct ones).

The product of its digits is 34560, while the sum is 34.

The square root of 1631446252 is about 40391.1655192073. The cubic root of 1631446252 is about 1177.2198871806.

The spelling of 1631446252 in words is "one billion, six hundred thirty-one million, four hundred forty-six thousand, two hundred fifty-two".