426524623 has 8 divisors (see below), whose sum is σ = 487640192. Its totient is φ = 365454936.

The previous prime is 426524591. The next prime is 426524639. The reversal of 426524623 is 326425624.

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

It is not a de Polignac number, because 426524623 - 2⁵ = 426524591 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 (426524023) 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 7 ways as a sum of consecutive naturals, for example, 11536 + ... + 31402.

It is an arithmetic number, because the mean of its divisors is an integer number (60955024).

Almost surely, 2^426524623 is an apocalyptic number.

426524623 is a deficient number, since it is larger than the sum of its proper divisors (61115569).

426524623 is a wasteful number, since it uses less digits than its factorization.

426524623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22941.

The product of its digits is 69120, while the sum is 34.

The square root of 426524623 is about 20652.4725638360. The cubic root of 426524623 is about 752.7452712022.

The spelling of 426524623 in words is "four hundred twenty-six million, five hundred twenty-four thousand, six hundred twenty-three".