7325881 has 2 divisors, whose sum is σ = 7325882. Its totient is φ = 7325880.

The previous prime is 7325837. The next prime is 7325897. The reversal of 7325881 is 1885237.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6170256 + 1155625 = 2484^2 + 1075^2 .

It is a cyclic number.

It is not a de Polignac number, because 7325881 - 2¹³ = 7317689 is a prime.

It is a super-2 number, since 2×7325881² = 107337064852322, which contains 22 as substring.

It is an Ulam number.

It is not a weakly prime, because it can be changed into another prime (7325281) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3662940 + 3662941.

It is an arithmetic number, because the mean of its divisors is an integer number (3662941).

Almost surely, 2^7325881 is an apocalyptic number.

It is an amenable number.

7325881 is a deficient number, since it is larger than the sum of its proper divisors (1).

7325881 is an equidigital number, since it uses as much as digits as its factorization.

7325881 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13440, while the sum is 34.

The square root of 7325881 is about 2706.6364735590. The cubic root of 7325881 is about 194.2167220585.

The spelling of 7325881 in words is "seven million, three hundred twenty-five thousand, eight hundred eighty-one".