326025261 has 12 divisors (see below), whose sum is σ = 474087900. Its totient is φ = 215890560.

The previous prime is 326025257. The next prime is 326025281. The reversal of 326025261 is 162520623.

326025261 is a `hidden beast` number, since 3 + 2 + 602 + 52 + 6 + 1 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 110376036 + 215649225 = 10506^2 + 14685^2 .

It is not a de Polignac number, because 326025261 - 2² = 326025257 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (326025211) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 120220 + ... + 122901.

It is an arithmetic number, because the mean of its divisors is an integer number (39507325).

Almost surely, 2^326025261 is an apocalyptic number.

It is an amenable number.

326025261 is a deficient number, since it is larger than the sum of its proper divisors (148062639).

326025261 is a wasteful number, since it uses less digits than its factorization.

326025261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 243276 (or 243273 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 326025261 is about 18056.1696104129. The cubic root of 326025261 is about 688.2566512780.

Adding to 326025261 its reverse (162520623), we get a palindrome (488545884).

The spelling of 326025261 in words is "three hundred twenty-six million, twenty-five thousand, two hundred sixty-one".