69422473 has 2 divisors, whose sum is σ = 69422474. Its totient is φ = 69422472.

The previous prime is 69422467. The next prime is 69422477. The reversal of 69422473 is 37422496.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 52881984 + 16540489 = 7272^2 + 4067^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-69422473 is a prime.

It is not a weakly prime, because it can be changed into another prime (69422477) 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, 34711236 + 34711237.

It is an arithmetic number, because the mean of its divisors is an integer number (34711237).

Almost surely, 2^69422473 is an apocalyptic number.

It is an amenable number.

69422473 is a deficient number, since it is larger than the sum of its proper divisors (1).

69422473 is an equidigital number, since it uses as much as digits as its factorization.

69422473 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 72576, while the sum is 37.

The square root of 69422473 is about 8332.0149423774. The cubic root of 69422473 is about 410.9919921560.

The spelling of 69422473 in words is "sixty-nine million, four hundred twenty-two thousand, four hundred seventy-three".