534430646 has 8 divisors (see below), whose sum is σ = 802839144. Its totient is φ = 266817600.

The previous prime is 534430621. The next prime is 534430657. The reversal of 534430646 is 646034435.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×534430646² = 571232230767954632, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 197180 + ... + 199871.

It is an arithmetic number, because the mean of its divisors is an integer number (100354893).

Almost surely, 2^534430646 is an apocalyptic number.

534430646 is a deficient number, since it is larger than the sum of its proper divisors (268408498).

534430646 is a wasteful number, since it uses less digits than its factorization.

534430646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 397726.

The product of its (nonzero) digits is 103680, while the sum is 35.

The square root of 534430646 is about 23117.7560762285. The cubic root of 534430646 is about 811.5160581846.

The spelling of 534430646 in words is "five hundred thirty-four million, four hundred thirty thousand, six hundred forty-six".