426000723 has 4 divisors (see below), whose sum is σ = 568000968. Its totient is φ = 284000480.

The previous prime is 426000703. The next prime is 426000727. The reversal of 426000723 is 327000624.

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

It is a cyclic number.

It is not a de Polignac number, because 426000723 - 2¹³ = 425992531 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 426000693 and 426000702.

It is not an unprimeable number, because it can be changed into a prime (426000727) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71000118 + ... + 71000123.

It is an arithmetic number, because the mean of its divisors is an integer number (142000242).

Almost surely, 2^426000723 is an apocalyptic number.

426000723 is a deficient number, since it is larger than the sum of its proper divisors (142000245).

426000723 is a wasteful number, since it uses less digits than its factorization.

426000723 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142000244.

The product of its (nonzero) digits is 2016, while the sum is 24.

The square root of 426000723 is about 20639.7849552751. The cubic root of 426000723 is about 752.4369460381.

Subtracting from 426000723 its reverse (327000624), we obtain a palindrome (99000099).

The spelling of 426000723 in words is "four hundred twenty-six million, seven hundred twenty-three", and thus it is an aban number.