459921490 has 16 divisors (see below), whose sum is σ = 946124352. Its totient is φ = 157687344.

The previous prime is 459921479. The next prime is 459921491. The reversal of 459921490 is 94129954.

It is not an unprimeable number, because it can be changed into a prime (459921491) 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, 3285084 + ... + 3285223.

It is an arithmetic number, because the mean of its divisors is an integer number (59132772).

Almost surely, 2^459921490 is an apocalyptic number.

459921490 is an abundant number, since it is smaller than the sum of its proper divisors (486202862).

459921490 is a wasteful number, since it uses less digits than its factorization.

459921490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6570321.

The product of its (nonzero) digits is 116640, while the sum is 43.

The square root of 459921490 is about 21445.7802376132. The cubic root of 459921490 is about 771.9003435214.

The spelling of 459921490 in words is "four hundred fifty-nine million, nine hundred twenty-one thousand, four hundred ninety".