423883477 has 2 divisors, whose sum is σ = 423883478. Its totient is φ = 423883476.

The previous prime is 423883417. The next prime is 423883487. The reversal of 423883477 is 774388324.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 365039236 + 58844241 = 19106^2 + 7671^2 .

It is a cyclic number.

It is not a de Polignac number, because 423883477 - 2¹⁵ = 423850709 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (423883417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211941738 + 211941739.

It is an arithmetic number, because the mean of its divisors is an integer number (211941739).

Almost surely, 2^423883477 is an apocalyptic number.

It is an amenable number.

423883477 is a deficient number, since it is larger than the sum of its proper divisors (1).

423883477 is an equidigital number, since it uses as much as digits as its factorization.

423883477 is an evil number, because the sum of its binary digits is even.

The product of its digits is 903168, while the sum is 46.

The square root of 423883477 is about 20588.4306589890. The cubic root of 423883477 is about 751.1883247772.

The spelling of 423883477 in words is "four hundred twenty-three million, eight hundred eighty-three thousand, four hundred seventy-seven".