426525877 has 2 divisors, whose sum is σ = 426525878. Its totient is φ = 426525876.

The previous prime is 426525871. The next prime is 426525907. The reversal of 426525877 is 778525624.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 423289476 + 3236401 = 20574^2 + 1799^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-426525877 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (426525871) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 213262938 + 213262939.

It is an arithmetic number, because the mean of its divisors is an integer number (213262939).

Almost surely, 2^426525877 is an apocalyptic number.

It is an amenable number.

426525877 is a deficient number, since it is larger than the sum of its proper divisors (1).

426525877 is an equidigital number, since it uses as much as digits as its factorization.

426525877 is an evil number, because the sum of its binary digits is even.

The product of its digits is 940800, while the sum is 46.

The square root of 426525877 is about 20652.5029233747. The cubic root of 426525877 is about 752.7460089022.

The spelling of 426525877 in words is "four hundred twenty-six million, five hundred twenty-five thousand, eight hundred seventy-seven".