454356261 has 6 divisors (see below), whose sum is σ = 656292390. Its totient is φ = 302904168.

The previous prime is 454356257. The next prime is 454356271. The reversal of 454356261 is 162653454.

454356261 is a `hidden beast` number, since 4 + 543 + 56 + 2 + 61 = 666.

It can be written as a sum of positive squares in only one way, i.e., 434722500 + 19633761 = 20850^2 + 4431^2 .

It is not a de Polignac number, because 454356261 - 2² = 454356257 is a prime.

It is a super-2 number, since 2×454356261² = 412879223819800242, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (454356271) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 25242006 + ... + 25242023.

It is an arithmetic number, because the mean of its divisors is an integer number (109382065).

Almost surely, 2^454356261 is an apocalyptic number.

It is an amenable number.

454356261 is a deficient number, since it is larger than the sum of its proper divisors (201936129).

454356261 is a wasteful number, since it uses less digits than its factorization.

454356261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50484035 (or 50484032 counting only the distinct ones).

The product of its digits is 86400, while the sum is 36.

The square root of 454356261 is about 21315.6341918321. The cubic root of 454356261 is about 768.7742689939.

The spelling of 454356261 in words is "four hundred fifty-four million, three hundred fifty-six thousand, two hundred sixty-one".