425723673 has 8 divisors (see below), whose sum is σ = 601021728. Its totient is φ = 267120704.

The previous prime is 425723621. The next prime is 425723677. The reversal of 425723673 is 376327524.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 425723673 - 2¹³ = 425715481 is a prime.

It is a super-2 number, since 2×425723673² = 362481291505221858, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (425723677) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4173711 + ... + 4173812.

It is an arithmetic number, because the mean of its divisors is an integer number (75127716).

Almost surely, 2^425723673 is an apocalyptic number.

It is an amenable number.

425723673 is a deficient number, since it is larger than the sum of its proper divisors (175298055).

425723673 is a wasteful number, since it uses less digits than its factorization.

425723673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8347543.

The product of its digits is 211680, while the sum is 39.

The square root of 425723673 is about 20633.0723112192. The cubic root of 425723673 is about 752.2737946220.

The spelling of 425723673 in words is "four hundred twenty-five million, seven hundred twenty-three thousand, six hundred seventy-three".