84469641 has 4 divisors (see below), whose sum is σ = 112626192. Its totient is φ = 56313092.

The previous prime is 84469621. The next prime is 84469643. The reversal of 84469641 is 14696448.

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 84469641 - 2⁹ = 84469129 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 84469593 and 84469602.

It is not an unprimeable number, because it can be changed into a prime (84469643) 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, 14078271 + ... + 14078276.

It is an arithmetic number, because the mean of its divisors is an integer number (28156548).

Almost surely, 2^84469641 is an apocalyptic number.

It is an amenable number.

84469641 is a deficient number, since it is larger than the sum of its proper divisors (28156551).

84469641 is a wasteful number, since it uses less digits than its factorization.

84469641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28156550.

The product of its digits is 165888, while the sum is 42.

The square root of 84469641 is about 9190.7366951730. The cubic root of 84469641 is about 438.7665887674.

The spelling of 84469641 in words is "eighty-four million, four hundred sixty-nine thousand, six hundred forty-one".