69428707 has 2 divisors, whose sum is σ = 69428708. Its totient is φ = 69428706.

The previous prime is 69428701. The next prime is 69428759. The reversal of 69428707 is 70782496.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 69428707 - 2¹⁵ = 69395939 is a prime.

It is not a weakly prime, because it can be changed into another prime (69428701) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34714353 + 34714354.

It is an arithmetic number, because the mean of its divisors is an integer number (34714354).

Almost surely, 2^69428707 is an apocalyptic number.

69428707 is a deficient number, since it is larger than the sum of its proper divisors (1).

69428707 is an equidigital number, since it uses as much as digits as its factorization.

69428707 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 169344, while the sum is 43.

The square root of 69428707 is about 8332.3890331645. The cubic root of 69428707 is about 411.0042938756.

The spelling of 69428707 in words is "sixty-nine million, four hundred twenty-eight thousand, seven hundred seven".