534042644 has 6 divisors (see below), whose sum is σ = 934574634. Its totient is φ = 267021320.

The previous prime is 534042563. The next prime is 534042661. The reversal of 534042644 is 446240435.

It can be written as a sum of positive squares in only one way, i.e., 467424400 + 66618244 = 21620^2 + 8162^2 .

It is a super-2 number, since 2×534042644² = 570403091221021472, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 534042644.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66755327 + ... + 66755334.

It is an arithmetic number, because the mean of its divisors is an integer number (155762439).

Almost surely, 2^534042644 is an apocalyptic number.

It is an amenable number.

534042644 is a deficient number, since it is larger than the sum of its proper divisors (400531990).

534042644 is a wasteful number, since it uses less digits than its factorization.

534042644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133510665 (or 133510663 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 32.

The square root of 534042644 is about 23109.3626913422. The cubic root of 534042644 is about 811.3196210439.

The spelling of 534042644 in words is "five hundred thirty-four million, forty-two thousand, six hundred forty-four".