448791464 has 32 divisors (see below), whose sum is σ = 947600640. Its totient is φ = 197414400.

The previous prime is 448791461. The next prime is 448791467. The reversal of 448791464 is 464197844.

It is an interprime number because it is at equal distance from previous prime (448791461) and next prime (448791467).

It is not an unprimeable number, because it can be changed into a prime (448791461) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79529 + ... + 84984.

It is an arithmetic number, because the mean of its divisors is an integer number (29612520).

Almost surely, 2^448791464 is an apocalyptic number.

448791464 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

448791464 is an abundant number, since it is smaller than the sum of its proper divisors (498809176).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

448791464 is a wasteful number, since it uses less digits than its factorization.

448791464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164561 (or 164557 counting only the distinct ones).

The product of its digits is 774144, while the sum is 47.

The square root of 448791464 is about 21184.6988177788. The cubic root of 448791464 is about 765.6228080659.

The spelling of 448791464 in words is "four hundred forty-eight million, seven hundred ninety-one thousand, four hundred sixty-four".