84263507 has 2 divisors, whose sum is σ = 84263508. Its totient is φ = 84263506.

The previous prime is 84263497. The next prime is 84263519. The reversal of 84263507 is 70536248.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 84263507 - 2⁸ = 84263251 is a prime.

It is a super-2 number, since 2×84263507² = 14200677223878098, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (84263107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42131753 + 42131754.

It is an arithmetic number, because the mean of its divisors is an integer number (42131754).

Almost surely, 2^84263507 is an apocalyptic number.

84263507 is a deficient number, since it is larger than the sum of its proper divisors (1).

84263507 is an equidigital number, since it uses as much as digits as its factorization.

84263507 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 40320, while the sum is 35.

The square root of 84263507 is about 9179.5156190291. The cubic root of 84263507 is about 438.4093859405.

The spelling of 84263507 in words is "eighty-four million, two hundred sixty-three thousand, five hundred seven".