4325522981 has 8 divisors (see below), whose sum is σ = 4664419704. Its totient is φ = 3987506880.

The previous prime is 4325522963. The next prime is 4325522987. The reversal of 4325522981 is 1892255234.

It can be written as a sum of positive squares in 4 ways, for example, as 1276900 + 4324246081 = 1130^2 + 65759^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4325522981 - 2⁶ = 4325522917 is a prime.

It is a super-2 number, since 2×4325522981² = 37420298118318252722, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4325522987) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 209930 + ... + 229611.

It is an arithmetic number, because the mean of its divisors is an integer number (583052463).

Almost surely, 2^4325522981 is an apocalyptic number.

It is an amenable number.

4325522981 is a deficient number, since it is larger than the sum of its proper divisors (338896723).

4325522981 is a wasteful number, since it uses less digits than its factorization.

4325522981 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 440311.

The product of its digits is 172800, while the sum is 41.

The square root of 4325522981 is about 65768.7082205512. The cubic root of 4325522981 is about 1629.3443335062.

The spelling of 4325522981 in words is "four billion, three hundred twenty-five million, five hundred twenty-two thousand, nine hundred eighty-one".