69422477 has 2 divisors, whose sum is σ = 69422478. Its totient is φ = 69422476.

The previous prime is 69422473. The next prime is 69422501. The reversal of 69422477 is 77422496.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 47416996 + 22005481 = 6886^2 + 4691^2 .

It is a cyclic number.

It is not a de Polignac number, because 69422477 - 2² = 69422473 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (69422473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34711238 + 34711239.

It is an arithmetic number, because the mean of its divisors is an integer number (34711239).

Almost surely, 2^69422477 is an apocalyptic number.

It is an amenable number.

69422477 is a deficient number, since it is larger than the sum of its proper divisors (1).

69422477 is an equidigital number, since it uses as much as digits as its factorization.

69422477 is an evil number, because the sum of its binary digits is even.

The product of its digits is 169344, while the sum is 41.

The square root of 69422477 is about 8332.0151824154. The cubic root of 69422477 is about 410.9920000495.

The spelling of 69422477 in words is "sixty-nine million, four hundred twenty-two thousand, four hundred seventy-seven".