452945261 has 8 divisors (see below), whose sum is σ = 464819040. Its totient is φ = 441194832.

The previous prime is 452945239. The next prime is 452945267. The reversal of 452945261 is 162549254.

It is a happy number.

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 452945261 - 2¹⁸ = 452683117 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (452945267) 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, 23375 + ... + 38108.

It is an arithmetic number, because the mean of its divisors is an integer number (58102380).

Almost surely, 2^452945261 is an apocalyptic number.

It is an amenable number.

452945261 is a deficient number, since it is larger than the sum of its proper divisors (11873779).

452945261 is a wasteful number, since it uses less digits than its factorization.

452945261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61675.

The product of its digits is 86400, while the sum is 38.

The square root of 452945261 is about 21282.5106836576. The cubic root of 452945261 is about 767.9776361806.

The spelling of 452945261 in words is "four hundred fifty-two million, nine hundred forty-five thousand, two hundred sixty-one".