434653866 has 12 divisors (see below), whose sum is σ = 941750082. Its totient is φ = 144884616.

The previous prime is 434653829. The next prime is 434653871. The reversal of 434653866 is 668356434.

It can be written as a sum of positive squares in only one way, i.e., 415548225 + 19105641 = 20385^2 + 4371^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 12073701 + ... + 12073736.

Almost surely, 2^434653866 is an apocalyptic number.

434653866 is an abundant number, since it is smaller than the sum of its proper divisors (507096216).

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

434653866 is a wasteful number, since it uses less digits than its factorization.

434653866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24147445 (or 24147442 counting only the distinct ones).

The product of its digits is 1244160, while the sum is 45.

The square root of 434653866 is about 20848.3540357506. The cubic root of 434653866 is about 757.4974623318.

The spelling of 434653866 in words is "four hundred thirty-four million, six hundred fifty-three thousand, eight hundred sixty-six".