3631021442 has 8 divisors (see below), whose sum is σ = 5446795536. Its totient is φ = 1815422932.

The previous prime is 3631021423. The next prime is 3631021447. The reversal of 3631021442 is 2441201363.

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

It is not an unprimeable number, because it can be changed into a prime (3631021447) 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, 39473 + ... + 93915.

It is an arithmetic number, because the mean of its divisors is an integer number (680849442).

Almost surely, 2^3631021442 is an apocalyptic number.

3631021442 is a deficient number, since it is larger than the sum of its proper divisors (1815774094).

3631021442 is a wasteful number, since it uses less digits than its factorization.

3631021442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87792.

The product of its (nonzero) digits is 3456, while the sum is 26.

The square root of 3631021442 is about 60257.9574994042. The cubic root of 3631021442 is about 1537.0085068091.

The spelling of 3631021442 in words is "three billion, six hundred thirty-one million, twenty-one thousand, four hundred forty-two".