326555061 has 24 divisors (see below), whose sum is σ = 513448704. Its totient is φ = 184040640.

The previous prime is 326555041. The next prime is 326555069. The reversal of 326555061 is 160555623.

It is not a de Polignac number, because 326555061 - 2¹¹ = 326553013 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (326555069) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4485 + ... + 25946.

It is an arithmetic number, because the mean of its divisors is an integer number (21393696).

Almost surely, 2^326555061 is an apocalyptic number.

It is an amenable number.

326555061 is a deficient number, since it is larger than the sum of its proper divisors (186893643).

326555061 is a wasteful number, since it uses less digits than its factorization.

326555061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30521 (or 30514 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 33.

The square root of 326555061 is about 18070.8345407732. The cubic root of 326555061 is about 688.6292615016.

The spelling of 326555061 in words is "three hundred twenty-six million, five hundred fifty-five thousand, sixty-one".