84925429 has 2 divisors, whose sum is σ = 84925430. Its totient is φ = 84925428.

The previous prime is 84925417. The next prime is 84925447. The reversal of 84925429 is 92452948.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 54730404 + 30195025 = 7398^2 + 5495^2 .

It is a cyclic number.

It is not a de Polignac number, because 84925429 - 2¹³ = 84917237 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (84925409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42462714 + 42462715.

It is an arithmetic number, because the mean of its divisors is an integer number (42462715).

Almost surely, 2^84925429 is an apocalyptic number.

It is an amenable number.

84925429 is a deficient number, since it is larger than the sum of its proper divisors (1).

84925429 is an equidigital number, since it uses as much as digits as its factorization.

84925429 is an evil number, because the sum of its binary digits is even.

The product of its digits is 207360, while the sum is 43.

The square root of 84925429 is about 9215.4993896153. The cubic root of 84925429 is about 439.5543507787.

The spelling of 84925429 in words is "eighty-four million, nine hundred twenty-five thousand, four hundred twenty-nine".