4447272461 has 4 divisors (see below), whose sum is σ = 4567469052. Its totient is φ = 4327075872.

The previous prime is 4447272457. The next prime is 4447272469. The reversal of 4447272461 is 1642727444.

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 3700288900 + 746983561 = 60830^2 + 27331^2 .

It is a cyclic number.

It is not a de Polignac number, because 4447272461 - 2² = 4447272457 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 (4447272469) 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, 60098240 + ... + 60098313.

It is an arithmetic number, because the mean of its divisors is an integer number (1141867263).

Almost surely, 2^4447272461 is an apocalyptic number.

It is an amenable number.

4447272461 is a deficient number, since it is larger than the sum of its proper divisors (120196591).

4447272461 is a wasteful number, since it uses less digits than its factorization.

4447272461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120196590.

The product of its digits is 301056, while the sum is 41.

The square root of 4447272461 is about 66687.8734178861. The cubic root of 4447272461 is about 1644.4900333770.

The spelling of 4447272461 in words is "four billion, four hundred forty-seven million, two hundred seventy-two thousand, four hundred sixty-one".