428106068237 has 8 divisors (see below), whose sum is σ = 432817758912. Its totient is φ = 423400464000.

The previous prime is 428106068227. The next prime is 428106068267. The reversal of 428106068237 is 732860601824.

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 428106068237 - 2⁸ = 428106067981 is a prime.

It is a super-3 number, since 3×428106068237³ (a number of 36 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 428106068191 and 428106068200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (428106068227) 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, 1380089 + ... + 1661582.

It is an arithmetic number, because the mean of its divisors is an integer number (54102219864).

Almost surely, 2^428106068237 is an apocalyptic number.

It is an amenable number.

428106068237 is a deficient number, since it is larger than the sum of its proper divisors (4711690675).

428106068237 is a wasteful number, since it uses less digits than its factorization.

428106068237 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3043219.

The product of its (nonzero) digits is 774144, while the sum is 47.

The spelling of 428106068237 in words is "four hundred twenty-eight billion, one hundred six million, sixty-eight thousand, two hundred thirty-seven".