426201523 has 8 divisors (see below), whose sum is σ = 485162496. Its totient is φ = 370609800.

The previous prime is 426201497. The next prime is 426201527. The reversal of 426201523 is 325102624.

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

It is not a de Polignac number, because 426201523 - 2⁵ = 426201491 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (426201527) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 842043 + ... + 842548.

It is an arithmetic number, because the mean of its divisors is an integer number (60645312).

Almost surely, 2^426201523 is an apocalyptic number.

426201523 is a deficient number, since it is larger than the sum of its proper divisors (58960973).

426201523 is a wasteful number, since it uses less digits than its factorization.

426201523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1684625.

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 426201523 is about 20644.6487739559. The cubic root of 426201523 is about 752.5551505368. Note that the first 3 decimals are identical.

The spelling of 426201523 in words is "four hundred twenty-six million, two hundred one thousand, five hundred twenty-three".