84152297 has 2 divisors, whose sum is σ = 84152298. Its totient is φ = 84152296.

The previous prime is 84152249. The next prime is 84152303. The reversal of 84152297 is 79225148.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 45414121 + 38738176 = 6739^2 + 6224^2 .

It is a cyclic number.

It is not a de Polignac number, because 84152297 - 2⁸ = 84152041 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 84152297.

It is not a weakly prime, because it can be changed into another prime (84152207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42076148 + 42076149.

It is an arithmetic number, because the mean of its divisors is an integer number (42076149).

Almost surely, 2^84152297 is an apocalyptic number.

It is an amenable number.

84152297 is a deficient number, since it is larger than the sum of its proper divisors (1).

84152297 is an equidigital number, since it uses as much as digits as its factorization.

84152297 is an evil number, because the sum of its binary digits is even.

The product of its digits is 40320, while the sum is 38.

The square root of 84152297 is about 9173.4561098857. The cubic root of 84152297 is about 438.2164318205.

The spelling of 84152297 in words is "eighty-four million, one hundred fifty-two thousand, two hundred ninety-seven".