84970007 has 2 divisors, whose sum is σ = 84970008. Its totient is φ = 84970006.

The previous prime is 84969949. The next prime is 84970043. The reversal of 84970007 is 70007948.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 84970007 - 2¹⁸ = 84707863 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (84970057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42485003 + 42485004.

It is an arithmetic number, because the mean of its divisors is an integer number (42485004).

Almost surely, 2^84970007 is an apocalyptic number.

84970007 is a deficient number, since it is larger than the sum of its proper divisors (1).

84970007 is an equidigital number, since it uses as much as digits as its factorization.

84970007 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14112, while the sum is 35.

The square root of 84970007 is about 9217.9177149723. The cubic root of 84970007 is about 439.6312457937.

The spelling of 84970007 in words is "eighty-four million, nine hundred seventy thousand, seven".