531740005 has 8 divisors (see below), whose sum is σ = 638226432. Its totient is φ = 425299728.

The previous prime is 531739981. The next prime is 531740047. The reversal of 531740005 is 500047135.

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

It is a cyclic number.

It is not a de Polignac number, because 531740005 - 2¹⁵ = 531707237 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23484 + ... + 40186.

It is an arithmetic number, because the mean of its divisors is an integer number (79778304).

Almost surely, 2^531740005 is an apocalyptic number.

It is an amenable number.

531740005 is a deficient number, since it is larger than the sum of its proper divisors (106486427).

531740005 is a wasteful number, since it uses less digits than its factorization.

531740005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23075.

The product of its (nonzero) digits is 2100, while the sum is 25.

The square root of 531740005 is about 23059.4883941513. The cubic root of 531740005 is about 810.1518817970.

The spelling of 531740005 in words is "five hundred thirty-one million, seven hundred forty thousand, five".