534491646 has 32 divisors (see below), whose sum is σ = 1188354048. Its totient is φ = 159153120.

The previous prime is 534491627. The next prime is 534491647. The reversal of 534491646 is 646194435.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 534491598 and 534491607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (534491647) 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, 108106 + ... + 112941.

It is an arithmetic number, because the mean of its divisors is an integer number (37136064).

Almost surely, 2^534491646 is an apocalyptic number.

534491646 is an abundant number, since it is smaller than the sum of its proper divisors (653862402).

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

534491646 is a wasteful number, since it uses less digits than its factorization.

534491646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 221096.

The product of its digits is 311040, while the sum is 42.

The square root of 534491646 is about 23119.0753707842. The cubic root of 534491646 is about 811.5469325344.

The spelling of 534491646 in words is "five hundred thirty-four million, four hundred ninety-one thousand, six hundred forty-six".