461272267 has 4 divisors (see below), whose sum is σ = 461325960. Its totient is φ = 461218576.

The previous prime is 461272247. The next prime is 461272283. The reversal of 461272267 is 762272164.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a 4-Lehmer number, since φ(461272267) divides (461272267-1)⁴.

It is a cyclic number.

It is not a de Polignac number, because 461272267 - 2²³ = 452883659 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (461272247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10738 + ... + 32215.

It is an arithmetic number, because the mean of its divisors is an integer number (115331490).

It is a Poulet number, since it divides 2^461272266-1.

Almost surely, 2^461272267 is an apocalyptic number.

461272267 is the 10739-th decagonal number.

461272267 is a deficient number, since it is larger than the sum of its proper divisors (53693).

461272267 is a wasteful number, since it uses less digits than its factorization.

461272267 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53692.

The product of its digits is 56448, while the sum is 37.

The square root of 461272267 is about 21477.2499869047. The cubic root of 461272267 is about 772.6552884090.

The spelling of 461272267 in words is "four hundred sixty-one million, two hundred seventy-two thousand, two hundred sixty-seven".