4250040426 has 96 divisors (see below), whose sum is σ = 9981024768. Its totient is φ = 1302013440.

The previous prime is 4250040391. The next prime is 4250040427. The reversal of 4250040426 is 6240400524.

4250040426 is a `hidden beast` number, since 4 + 250 + 0 + 404 + 2 + 6 = 666.

It is a super-2 number, since 2×4250040426² = 36125687245268522952, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4250040426.

It is not an unprimeable number, because it can be changed into a prime (4250040427) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4394595 + ... + 4395561.

It is an arithmetic number, because the mean of its divisors is an integer number (103969008).

Almost surely, 2^4250040426 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4250040426, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4990512384).

4250040426 is an abundant number, since it is smaller than the sum of its proper divisors (5730984342).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4250040426 is a wasteful number, since it uses less digits than its factorization.

4250040426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1316 (or 1313 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 27.

The square root of 4250040426 is about 65192.3341045556. The cubic root of 4250040426 is about 1619.8110364870.

The spelling of 4250040426 in words is "four billion, two hundred fifty million, forty thousand, four hundred twenty-six".