4467632261 has 4 divisors (see below), whose sum is σ = 4468261932. Its totient is φ = 4467002592.

The previous prime is 4467632251. The next prime is 4467632269. The reversal of 4467632261 is 1622367644.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3993481636 + 474150625 = 63194^2 + 21775^2 .

It is a cyclic number.

It is not a de Polignac number, because 4467632261 - 2²⁶ = 4400523397 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4467632269) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 304070 + ... + 318423.

It is an arithmetic number, because the mean of its divisors is an integer number (1117065483).

Almost surely, 2^4467632261 is an apocalyptic number.

It is an amenable number.

4467632261 is a deficient number, since it is larger than the sum of its proper divisors (629671).

4467632261 is an equidigital number, since it uses as much as digits as its factorization.

4467632261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 629670.

The product of its digits is 290304, while the sum is 41.

The square root of 4467632261 is about 66840.3490490587. The cubic root of 4467632261 is about 1646.9957283326.

The spelling of 4467632261 in words is "four billion, four hundred sixty-seven million, six hundred thirty-two thousand, two hundred sixty-one".