434997684 has 36 divisors (see below), whose sum is σ = 1199540160. Its totient is φ = 131817360.

The previous prime is 434997631. The next prime is 434997691. The reversal of 434997684 is 486799434.

It is a happy number.

434997684 is a `hidden beast` number, since 4 + 3 + 499 + 76 + 84 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a self number, because there is not a number n which added to its sum of digits gives 434997684.

It is a congruent number.

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, 548844 + ... + 549635.

It is an arithmetic number, because the mean of its divisors is an integer number (33320560).

Almost surely, 2^434997684 is an apocalyptic number.

434997684 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

434997684 is an abundant number, since it is smaller than the sum of its proper divisors (764542476).

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

434997684 is a wasteful number, since it uses less digits than its factorization.

434997684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1098500 (or 1098495 counting only the distinct ones).

The product of its digits is 5225472, while the sum is 54.

The square root of 434997684 is about 20856.5980926900. The cubic root of 434997684 is about 757.6971404680.

The spelling of 434997684 in words is "four hundred thirty-four million, nine hundred ninety-seven thousand, six hundred eighty-four".