448645048 has 8 divisors (see below), whose sum is σ = 841209480. Its totient is φ = 224322520.

The previous prime is 448644991. The next prime is 448645049. The reversal of 448645048 is 840546844.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 448644995 and 448645013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (448645049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28040308 + ... + 28040323.

It is an arithmetic number, because the mean of its divisors is an integer number (105151185).

Almost surely, 2^448645048 is an apocalyptic number.

It is an amenable number.

448645048 is a deficient number, since it is larger than the sum of its proper divisors (392564432).

448645048 is a wasteful number, since it uses less digits than its factorization.

448645048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56080637 (or 56080633 counting only the distinct ones).

The product of its (nonzero) digits is 491520, while the sum is 43.

The square root of 448645048 is about 21181.2428341682. The cubic root of 448645048 is about 765.5395387891.

The spelling of 448645048 in words is "four hundred forty-eight million, six hundred forty-five thousand, forty-eight".