434490 has 32 divisors (see below), whose sum is σ = 1192320. Its totient is φ = 99264.

The previous prime is 434479. The next prime is 434501. The reversal of 434490 is 94434.

It is an interprime number because it is at equal distance from previous prime (434479) and next prime (434501).

It is a self number, because there is not a number n which added to its sum of digits gives 434490.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 434490.

It is an unprimeable number.

434490 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 825 + ... + 1244.

It is an arithmetic number, because the mean of its divisors is an integer number (37260).

2⁴³⁴⁴⁹⁰ is an apocalyptic number.

434490 is an abundant number, since it is smaller than the sum of its proper divisors (757830).

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

434490 is a wasteful number, since it uses less digits than its factorization.

434490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2086.

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 434490 is about 659.1585545224. The cubic root of 434490 is about 75.7402257318.

The spelling of 434490 in words is "four hundred thirty-four thousand, four hundred ninety".