534065644 has 48 divisors (see below), whose sum is σ = 1109893120. Its totient is φ = 220034880.

The previous prime is 534065641. The next prime is 534065677. The reversal of 534065644 is 446560435.

It is a super-2 number, since 2×534065644² = 570452224202269472, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (534065641) 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, 134317 + ... + 138235.

Almost surely, 2^534065644 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 534065644, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (554946560).

534065644 is an abundant number, since it is smaller than the sum of its proper divisors (575827476).

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

534065644 is a wasteful number, since it uses less digits than its factorization.

534065644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4118 (or 4116 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 37.

The square root of 534065644 is about 23109.8603197856. The cubic root of 534065644 is about 811.3312681059.

The spelling of 534065644 in words is "five hundred thirty-four million, sixty-five thousand, six hundred forty-four".