425696573 has 4 divisors (see below), whose sum is σ = 427555740. Its totient is φ = 423837408.

The previous prime is 425696567. The next prime is 425696587. The reversal of 425696573 is 375696524.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 219573124 + 206123449 = 14818^2 + 14357^2 .

It is a cyclic number.

It is not a de Polignac number, because 425696573 - 2²⁰ = 424647997 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425696503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 929240 + ... + 929697.

It is an arithmetic number, because the mean of its divisors is an integer number (106888935).

Almost surely, 2^425696573 is an apocalyptic number.

It is an amenable number.

425696573 is a deficient number, since it is larger than the sum of its proper divisors (1859167).

425696573 is a wasteful number, since it uses less digits than its factorization.

425696573 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1859166.

The product of its digits is 1360800, while the sum is 47.

The square root of 425696573 is about 20632.4155880983. The cubic root of 425696573 is about 752.2578319576.

The spelling of 425696573 in words is "four hundred twenty-five million, six hundred ninety-six thousand, five hundred seventy-three".