534405591 has 48 divisors (see below), whose sum is σ = 865481760. Its totient is φ = 316108800.

The previous prime is 534405581. The next prime is 534405593. The reversal of 534405591 is 195504435.

It is not a de Polignac number, because 534405591 - 2¹³ = 534397399 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (534405593) by changing a digit.

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 47 ways as a sum of consecutive naturals, for example, 189391 + ... + 192191.

It is an arithmetic number, because the mean of its divisors is an integer number (18030870).

Almost surely, 2^534405591 is an apocalyptic number.

534405591 is a gapful number since it is divisible by the number (51) formed by its first and last digit.

534405591 is a deficient number, since it is larger than the sum of its proper divisors (331076169).

534405591 is a wasteful number, since it uses less digits than its factorization.

534405591 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2896 (or 2893 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 36.

The square root of 534405591 is about 23117.2141703969. The cubic root of 534405591 is about 811.5033762443.

The spelling of 534405591 in words is "five hundred thirty-four million, four hundred five thousand, five hundred ninety-one".