434264520 has 64 divisors (see below), whose sum is σ = 1322262720. Its totient is φ = 114073344.

The previous prime is 434264491. The next prime is 434264527. The reversal of 434264520 is 25462434.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (434264527) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18967 + ... + 35046.

It is an arithmetic number, because the mean of its divisors is an integer number (20660355).

Almost surely, 2^434264520 is an apocalyptic number.

434264520 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

434264520 is an abundant number, since it is smaller than the sum of its proper divisors (887998200).

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

434264520 is a wasteful number, since it uses less digits than its factorization.

434264520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54094 (or 54090 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 30.

The square root of 434264520 is about 20839.0143720858. The cubic root of 434264520 is about 757.2712158586.

The spelling of 434264520 in words is "four hundred thirty-four million, two hundred sixty-four thousand, five hundred twenty".