84443461 has 4 divisors (see below), whose sum is σ = 84868000. Its totient is φ = 84018924.

The previous prime is 84443449. The next prime is 84443497. The reversal of 84443461 is 16434448.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 84443461 - 2²¹ = 82346309 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 (84443441) 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, 211971 + ... + 212368.

It is an arithmetic number, because the mean of its divisors is an integer number (21217000).

Almost surely, 2^84443461 is an apocalyptic number.

It is an amenable number.

84443461 is a deficient number, since it is larger than the sum of its proper divisors (424539).

84443461 is a wasteful number, since it uses less digits than its factorization.

84443461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 424538.

The product of its digits is 36864, while the sum is 34.

The square root of 84443461 is about 9189.3123246519. The cubic root of 84443461 is about 438.7212545459.

The spelling of 84443461 in words is "eighty-four million, four hundred forty-three thousand, four hundred sixty-one".