531017342 has 8 divisors (see below), whose sum is σ = 798933432. Its totient is φ = 264706200.

The previous prime is 531017341. The next prime is 531017351. The reversal of 531017342 is 243710135.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (531017341) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 400409 + ... + 401732.

It is an arithmetic number, because the mean of its divisors is an integer number (99866679).

Almost surely, 2^531017342 is an apocalyptic number.

531017342 is a deficient number, since it is larger than the sum of its proper divisors (267916090).

531017342 is a wasteful number, since it uses less digits than its factorization.

531017342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 802474.

The product of its (nonzero) digits is 2520, while the sum is 26.

The square root of 531017342 is about 23043.8135298826. The cubic root of 531017342 is about 809.7847022161.

Adding to 531017342 its reverse (243710135), we get a palindrome (774727477).

The spelling of 531017342 in words is "five hundred thirty-one million, seventeen thousand, three hundred forty-two".