326142071 has 4 divisors (see below), whose sum is σ = 333081312. Its totient is φ = 319202832.

The previous prime is 326142053. The next prime is 326142083. The reversal of 326142071 is 170241623.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-326142071 is a prime.

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 326142071.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (326141071) 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, 3469550 + ... + 3469643.

It is an arithmetic number, because the mean of its divisors is an integer number (83270328).

Almost surely, 2^326142071 is an apocalyptic number.

326142071 is a deficient number, since it is larger than the sum of its proper divisors (6939241).

326142071 is an equidigital number, since it uses as much as digits as its factorization.

326142071 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6939240.

The product of its (nonzero) digits is 2016, while the sum is 26.

The square root of 326142071 is about 18059.4039491895. The cubic root of 326142071 is about 688.3388388358.

Adding to 326142071 its reverse (170241623), we get a palindrome (496383694).

The spelling of 326142071 in words is "three hundred twenty-six million, one hundred forty-two thousand, seventy-one".