84293047 has 2 divisors, whose sum is σ = 84293048. Its totient is φ = 84293046.

The previous prime is 84292997. The next prime is 84293059. The reversal of 84293047 is 74039248.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 84293047 - 2¹⁹ = 83768759 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 84292997 and 84293015.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (84293087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42146523 + 42146524.

It is an arithmetic number, because the mean of its divisors is an integer number (42146524).

Almost surely, 2^84293047 is an apocalyptic number.

84293047 is a deficient number, since it is larger than the sum of its proper divisors (1).

84293047 is an equidigital number, since it uses as much as digits as its factorization.

84293047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48384, while the sum is 37.

The square root of 84293047 is about 9181.1244953982. The cubic root of 84293047 is about 438.4606105678.

It can be divided in two parts, 8429 and 3047, that added together give a triangular number (11476 = T₁₅₁).

The spelling of 84293047 in words is "eighty-four million, two hundred ninety-three thousand, forty-seven".