457278048 has 60 divisors (see below), whose sum is σ = 1344849660. Its totient is φ = 152425152.

The previous prime is 457278047. The next prime is 457278071. The reversal of 457278048 is 840872754.

457278048 is a `hidden beast` number, since 4 + 572 + 78 + 0 + 4 + 8 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 457277994 and 457278012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (457278047) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 85618 + ... + 90801.

It is an arithmetic number, because the mean of its divisors is an integer number (22414161).

Almost surely, 2^457278048 is an apocalyptic number.

457278048 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

457278048 is an abundant number, since it is smaller than the sum of its proper divisors (887571612).

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

457278048 is a wasteful number, since it uses less digits than its factorization.

457278048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176441 (or 176424 counting only the distinct ones).

The product of its (nonzero) digits is 501760, while the sum is 45.

The square root of 457278048 is about 21384.0606059747. The cubic root of 457278048 is about 770.4186445542.

The spelling of 457278048 in words is "four hundred fifty-seven million, two hundred seventy-eight thousand, forty-eight".