424542277 has 2 divisors, whose sum is σ = 424542278. Its totient is φ = 424542276.

The previous prime is 424542269. The next prime is 424542317. The reversal of 424542277 is 772245424.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 418161601 + 6380676 = 20449^2 + 2526^2 .

It is a cyclic number.

It is not a de Polignac number, because 424542277 - 2³ = 424542269 is a prime.

It is a super-2 number, since 2×424542277² = 360472289920689458, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (424552277) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212271138 + 212271139.

It is an arithmetic number, because the mean of its divisors is an integer number (212271139).

Almost surely, 2^424542277 is an apocalyptic number.

It is an amenable number.

424542277 is a deficient number, since it is larger than the sum of its proper divisors (1).

424542277 is an equidigital number, since it uses as much as digits as its factorization.

424542277 is an evil number, because the sum of its binary digits is even.

The product of its digits is 125440, while the sum is 37.

The square root of 424542277 is about 20604.4237240453. The cubic root of 424542277 is about 751.5772891458.

The spelling of 424542277 in words is "four hundred twenty-four million, five hundred forty-two thousand, two hundred seventy-seven".