457526340 has 48 divisors (see below), whose sum is σ = 1423416960. Its totient is φ = 122006880.

The previous prime is 457526269. The next prime is 457526371. The reversal of 457526340 is 43625754.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 457526295 and 457526304.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 423096 + ... + 424175.

It is an arithmetic number, because the mean of its divisors is an integer number (29654520).

Almost surely, 2^457526340 is an apocalyptic number.

It is an amenable number.

457526340 is an abundant number, since it is smaller than the sum of its proper divisors (965890620).

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

457526340 is a wasteful number, since it uses less digits than its factorization.

457526340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 847289 (or 847281 counting only the distinct ones).

The product of its (nonzero) digits is 100800, while the sum is 36.

The square root of 457526340 is about 21389.8653572200. The cubic root of 457526340 is about 770.5580594940.

The spelling of 457526340 in words is "four hundred fifty-seven million, five hundred twenty-six thousand, three hundred forty".