426532573 has 2 divisors, whose sum is σ = 426532574. Its totient is φ = 426532572.

The previous prime is 426532543. The next prime is 426532597. The reversal of 426532573 is 375235624.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 423618724 + 2913849 = 20582^2 + 1707^2 .

It is a cyclic number.

It is not a de Polignac number, because 426532573 - 2²⁵ = 392978141 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (426532543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 213266286 + 213266287.

It is an arithmetic number, because the mean of its divisors is an integer number (213266287).

Almost surely, 2^426532573 is an apocalyptic number.

It is an amenable number.

426532573 is a deficient number, since it is larger than the sum of its proper divisors (1).

426532573 is an equidigital number, since it uses as much as digits as its factorization.

426532573 is an evil number, because the sum of its binary digits is even.

The product of its digits is 151200, while the sum is 37.

The square root of 426532573 is about 20652.6650338401. The cubic root of 426532573 is about 752.7499479840.

The spelling of 426532573 in words is "four hundred twenty-six million, five hundred thirty-two thousand, five hundred seventy-three".