84241869 has 4 divisors (see below), whose sum is σ = 112322496. Its totient is φ = 56161244.

The previous prime is 84241853. The next prime is 84241873. The reversal of 84241869 is 96814248.

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 84241869 - 2⁴ = 84241853 is a prime.

It is a super-2 number, since 2×84241869² = 14193384985226322, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 84241869.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84241819) 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, 14040309 + ... + 14040314.

It is an arithmetic number, because the mean of its divisors is an integer number (28080624).

Almost surely, 2^84241869 is an apocalyptic number.

It is an amenable number.

84241869 is a deficient number, since it is larger than the sum of its proper divisors (28080627).

84241869 is a wasteful number, since it uses less digits than its factorization.

84241869 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28080626.

The product of its digits is 110592, while the sum is 42.

The square root of 84241869 is about 9178.3369408624. The cubic root of 84241869 is about 438.3718563909.

The spelling of 84241869 in words is "eighty-four million, two hundred forty-one thousand, eight hundred sixty-nine".