352491 has 4 divisors (see below), whose sum is σ = 469992. Its totient is φ = 234992.

The previous prime is 352489. The next prime is 352493. The reversal of 352491 is 194253.

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

It is an interprime number because it is at equal distance from previous prime (352489) and next prime (352493).

It is a cyclic number.

It is not a de Polignac number, because 352491 - 2¹ = 352489 is a prime.

It is a D-number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 352491.

It is not an unprimeable number, because it can be changed into a prime (352493) 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, 58746 + ... + 58751.

It is an arithmetic number, because the mean of its divisors is an integer number (117498).

2³⁵²⁴⁹¹ is an apocalyptic number.

352491 is a deficient number, since it is larger than the sum of its proper divisors (117501).

352491 is a wasteful number, since it uses less digits than its factorization.

352491 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117500.

The product of its digits is 1080, while the sum is 24.

The square root of 352491 is about 593.7095249362. The cubic root of 352491 is about 70.6397810188.

The spelling of 352491 in words is "three hundred fifty-two thousand, four hundred ninety-one".