434670664 has 16 divisors (see below), whose sum is σ = 832348800. Its totient is φ = 212710992.

The previous prime is 434670661. The next prime is 434670679. The reversal of 434670664 is 466076434.

It is a super-2 number, since 2×434670664² = 377877172284401792, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (434670661) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 577644 + ... + 578395.

It is an arithmetic number, because the mean of its divisors is an integer number (52021800).

Almost surely, 2^434670664 is an apocalyptic number.

It is an amenable number.

434670664 is a deficient number, since it is larger than the sum of its proper divisors (397678136).

434670664 is a wasteful number, since it uses less digits than its factorization.

434670664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1156092 (or 1156088 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 40.

The square root of 434670664 is about 20848.7568933977. The cubic root of 434670664 is about 757.5072205014.

The spelling of 434670664 in words is "four hundred thirty-four million, six hundred seventy thousand, six hundred sixty-four".