352340531 has 4 divisors (see below), whose sum is σ = 354674064. Its totient is φ = 350007000.

The previous prime is 352340509. The next prime is 352340533. The reversal of 352340531 is 135043253.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 352340531 - 2¹⁸ = 352078387 is a prime.

It is a super-2 number, since 2×352340531² = 248287699570723922, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 352340531.

It is not an unprimeable number, because it can be changed into a prime (352340533) 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, 1166540 + ... + 1166841.

It is an arithmetic number, because the mean of its divisors is an integer number (88668516).

Almost surely, 2^352340531 is an apocalyptic number.

352340531 is a deficient number, since it is larger than the sum of its proper divisors (2333533).

352340531 is a wasteful number, since it uses less digits than its factorization.

352340531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2333532.

The product of its (nonzero) digits is 5400, while the sum is 26.

The square root of 352340531 is about 18770.7360271248. The cubic root of 352340531 is about 706.2972817590.

Adding to 352340531 its reverse (135043253), we get a palindrome (487383784).

The spelling of 352340531 in words is "three hundred fifty-two million, three hundred forty thousand, five hundred thirty-one".