84670433 has 2 divisors, whose sum is σ = 84670434. Its totient is φ = 84670432.

The previous prime is 84670423. The next prime is 84670457. The reversal of 84670433 is 33407648.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 70442449 + 14227984 = 8393^2 + 3772^2 .

It is a cyclic number.

It is not a de Polignac number, because 84670433 - 2¹⁴ = 84654049 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 84670393 and 84670402.

It is not a weakly prime, because it can be changed into another prime (84670423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42335216 + 42335217.

It is an arithmetic number, because the mean of its divisors is an integer number (42335217).

Almost surely, 2^84670433 is an apocalyptic number.

It is an amenable number.

84670433 is a deficient number, since it is larger than the sum of its proper divisors (1).

84670433 is an equidigital number, since it uses as much as digits as its factorization.

84670433 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 35.

The square root of 84670433 is about 9201.6538187437. The cubic root of 84670433 is about 439.1139763179.

The spelling of 84670433 in words is "eighty-four million, six hundred seventy thousand, four hundred thirty-three".