352687 has 6 divisors (see below), whose sum is σ = 365424. Its totient is φ = 340380.

The previous prime is 352661. The next prime is 352691. The reversal of 352687 is 786253.

It is not a de Polignac number, because 352687 - 2¹⁵ = 319919 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a Duffinian number.

352687 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (352607) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 778 + ... + 1144.

It is an arithmetic number, because the mean of its divisors is an integer number (60904).

2³⁵²⁶⁸⁷ is an apocalyptic number.

352687 is a deficient number, since it is larger than the sum of its proper divisors (12737).

352687 is an equidigital number, since it uses as much as digits as its factorization.

352687 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 429 (or 398 counting only the distinct ones).

The product of its digits is 10080, while the sum is 31.

The square root of 352687 is about 593.8745658807. The cubic root of 352687 is about 70.6528715012.

The spelling of 352687 in words is "three hundred fifty-two thousand, six hundred eighty-seven".