84352943 has 4 divisors (see below), whose sum is σ = 84371760. Its totient is φ = 84334128.

The previous prime is 84352903. The next prime is 84352993. The reversal of 84352943 is 34925348.

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

It is a cyclic number.

It is not a de Polignac number, because 84352943 - 2¹⁰ = 84351919 is a prime.

It is a super-2 number, since 2×84352943² = 14230837985522498, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 84352897 and 84352906.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84352903) 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, 1646 + ... + 13092.

It is an arithmetic number, because the mean of its divisors is an integer number (21092940).

Almost surely, 2^84352943 is an apocalyptic number.

84352943 is a deficient number, since it is larger than the sum of its proper divisors (18817).

84352943 is a wasteful number, since it uses less digits than its factorization.

84352943 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18816.

The product of its digits is 103680, while the sum is 38.

The square root of 84352943 is about 9184.3858259548. The cubic root of 84352943 is about 438.5644381067.

The spelling of 84352943 in words is "eighty-four million, three hundred fifty-two thousand, nine hundred forty-three".