428126001 has 12 divisors (see below), whose sum is σ = 586685232. Its totient is φ = 277700688.

The previous prime is 428125987. The next prime is 428126003. The reversal of 428126001 is 100621824.

It is not a de Polignac number, because 428126001 - 2¹⁵ = 428093233 is a prime.

It is not an unprimeable number, because it can be changed into a prime (428126003) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 48015 + ... + 56228.

It is an arithmetic number, because the mean of its divisors is an integer number (48890436).

Almost surely, 2^428126001 is an apocalyptic number.

It is an amenable number.

428126001 is a deficient number, since it is larger than the sum of its proper divisors (158559231).

428126001 is a wasteful number, since it uses less digits than its factorization.

428126001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104320 (or 104283 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 24.

The square root of 428126001 is about 20691.2058855930. The cubic root of 428126001 is about 753.6861502697.

Adding to 428126001 its reverse (100621824), we get a palindrome (528747825).

The spelling of 428126001 in words is "four hundred twenty-eight million, one hundred twenty-six thousand, one".