326001623 has 2 divisors, whose sum is σ = 326001624. Its totient is φ = 326001622.

The previous prime is 326001617. The next prime is 326001647. The reversal of 326001623 is 326100623.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-326001623 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (326001653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 163000811 + 163000812.

It is an arithmetic number, because the mean of its divisors is an integer number (163000812).

Almost surely, 2^326001623 is an apocalyptic number.

326001623 is a deficient number, since it is larger than the sum of its proper divisors (1).

326001623 is an equidigital number, since it uses as much as digits as its factorization.

326001623 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 23.

The square root of 326001623 is about 18055.5150300400. The cubic root of 326001623 is about 688.2400171846.

The spelling of 326001623 in words is "three hundred twenty-six million, one thousand, six hundred twenty-three".