345527 has 8 divisors (see below), whose sum is σ = 425376. Its totient is φ = 273312.

The previous prime is 345517. The next prime is 345533. The reversal of 345527 is 725543.

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

It is not a de Polignac number, because 345527 - 2⁴ = 345511 is a prime.

It is a plaindrome in base 6.

It is a zygodrome in base 6.

It is a junction number, because it is equal to n+sod(n) for n = 345496 and 345505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345517) 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 7 ways as a sum of consecutive naturals, for example, 1808 + ... + 1989.

It is an arithmetic number, because the mean of its divisors is an integer number (53172).

2³⁴⁵⁵²⁷ is an apocalyptic number.

345527 is a deficient number, since it is larger than the sum of its proper divisors (79849).

345527 is a wasteful number, since it uses less digits than its factorization.

345527 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3817.

The product of its digits is 4200, while the sum is 26.

The square root of 345527 is about 587.8154472281. The cubic root of 345527 is about 70.1714843207.

The spelling of 345527 in words is "three hundred forty-five thousand, five hundred twenty-seven".