459298440 has 48 divisors (see below), whose sum is σ = 1492721100. Its totient is φ = 122479488.

The previous prime is 459298439. The next prime is 459298459. The reversal of 459298440 is 44892954.

It can be written as a sum of positive squares in 2 ways, for example, as 455993316 + 3305124 = 21354^2 + 1818^2 .

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 637555 + ... + 638274.

Almost surely, 2^459298440 is an apocalyptic number.

459298440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

459298440 is an abundant number, since it is smaller than the sum of its proper divisors (1033422660).

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

459298440 is a wasteful number, since it uses less digits than its factorization.

459298440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1275846 (or 1275839 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 45.

The square root of 459298440 is about 21431.2491469816. The cubic root of 459298440 is about 771.5516246972.

The spelling of 459298440 in words is "four hundred fifty-nine million, two hundred ninety-eight thousand, four hundred forty".