448777388 has 6 divisors (see below), whose sum is σ = 785360436. Its totient is φ = 224388692.

The previous prime is 448777363. The next prime is 448777391. The reversal of 448777388 is 883777844.

It is a super-2 number, since 2×448777388² = 402802287960205088, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56097170 + ... + 56097177.

It is an arithmetic number, because the mean of its divisors is an integer number (130893406).

Almost surely, 2^448777388 is an apocalyptic number.

It is an amenable number.

448777388 is a deficient number, since it is larger than the sum of its proper divisors (336583048).

448777388 is a wasteful number, since it uses less digits than its factorization.

448777388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112194351 (or 112194349 counting only the distinct ones).

The product of its digits is 8429568, while the sum is 56.

The square root of 448777388 is about 21184.3665942600. The cubic root of 448777388 is about 765.6148035915.

The spelling of 448777388 in words is "four hundred forty-eight million, seven hundred seventy-seven thousand, three hundred eighty-eight".