2232454661 has 2 divisors, whose sum is σ = 2232454662. Its totient is φ = 2232454660.

The previous prime is 2232454639. The next prime is 2232454667. The reversal of 2232454661 is 1664542322.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1878789025 + 353665636 = 43345^2 + 18806^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2232454661 is a prime.

It is a super-3 number, since 3×2232454661³ (a number of 29 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2232454667) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1116227330 + 1116227331.

It is an arithmetic number, because the mean of its divisors is an integer number (1116227331).

Almost surely, 2^2232454661 is an apocalyptic number.

It is an amenable number.

2232454661 is a deficient number, since it is larger than the sum of its proper divisors (1).

2232454661 is an equidigital number, since it uses as much as digits as its factorization.

2232454661 is an evil number, because the sum of its binary digits is even.

The product of its digits is 69120, while the sum is 35.

The square root of 2232454661 is about 47248.8588327803. The cubic root of 2232454661 is about 1306.9557461707.

Adding to 2232454661 its reverse (1664542322), we get a palindrome (3896996983).

The spelling of 2232454661 in words is "two billion, two hundred thirty-two million, four hundred fifty-four thousand, six hundred sixty-one".