326047645 has 16 divisors (see below), whose sum is σ = 487801728. Its totient is φ = 203250240.

The previous prime is 326047639. The next prime is 326047649. The reversal of 326047645 is 546740623.

It is not a de Polignac number, because 326047645 - 2⁵ = 326047613 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (326047649) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 423054 + ... + 423823.

It is an arithmetic number, because the mean of its divisors is an integer number (30487608).

Almost surely, 2^326047645 is an apocalyptic number.

326047645 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

326047645 is a deficient number, since it is larger than the sum of its proper divisors (161754083).

326047645 is a wasteful number, since it uses less digits than its factorization.

326047645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 846900.

The product of its (nonzero) digits is 120960, while the sum is 37.

The square root of 326047645 is about 18056.7894433091. The cubic root of 326047645 is about 688.2724021887.

It can be divided in two parts, 3260 and 47645, that added together give a palindrome (50905).

The spelling of 326047645 in words is "three hundred twenty-six million, forty-seven thousand, six hundred forty-five".