450570261 has 8 divisors (see below), whose sum is σ = 636099264. Its totient is φ = 282710720.

The previous prime is 450570251. The next prime is 450570271. The reversal of 450570261 is 162075054.

It is an interprime number because it is at equal distance from previous prime (450570251) and next prime (450570271).

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 450570261 - 2⁵ = 450570229 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (450570221) 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, 4417305 + ... + 4417406.

It is an arithmetic number, because the mean of its divisors is an integer number (79512408).

Almost surely, 2^450570261 is an apocalyptic number.

It is an amenable number.

450570261 is a deficient number, since it is larger than the sum of its proper divisors (185529003).

450570261 is a wasteful number, since it uses less digits than its factorization.

450570261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8834731.

The product of its (nonzero) digits is 8400, while the sum is 30.

The square root of 450570261 is about 21226.6403606412. The cubic root of 450570261 is about 766.6329967780.

The spelling of 450570261 in words is "four hundred fifty million, five hundred seventy thousand, two hundred sixty-one".