446921968 has 20 divisors (see below), whose sum is σ = 869511808. Its totient is φ = 222531840.

The previous prime is 446921963. The next prime is 446921977. The reversal of 446921968 is 869129644.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (446921963) 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, 54096 + ... + 61807.

Almost surely, 2^446921968 is an apocalyptic number.

It is an amenable number.

446921968 is a deficient number, since it is larger than the sum of its proper divisors (422589840).

446921968 is a wasteful number, since it uses less digits than its factorization.

446921968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116152 (or 116146 counting only the distinct ones).

The product of its digits is 746496, while the sum is 49.

The square root of 446921968 is about 21140.5290378458. The cubic root of 446921968 is about 764.5582298501.

The spelling of 446921968 in words is "four hundred forty-six million, nine hundred twenty-one thousand, nine hundred sixty-eight".