4000226385 has 8 divisors (see below), whose sum is σ = 6400362240. Its totient is φ = 2133454064.

The previous prime is 4000226339. The next prime is 4000226431. The reversal of 4000226385 is 5836220004.

It is an interprime number because it is at equal distance from previous prime (4000226339) and next prime (4000226431).

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 4000226385 - 2⁷ = 4000226257 is a prime.

It is a super-2 number, since 2×4000226385² = 32003622262500336450, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 133340865 + ... + 133340894.

It is an arithmetic number, because the mean of its divisors is an integer number (800045280).

Almost surely, 2^4000226385 is an apocalyptic number.

It is an amenable number.

4000226385 is a deficient number, since it is larger than the sum of its proper divisors (2400135855).

4000226385 is a wasteful number, since it uses less digits than its factorization.

4000226385 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 266681767.

The product of its (nonzero) digits is 11520, while the sum is 30.

The square root of 4000226385 is about 63247.3429086155. The cubic root of 4000226385 is about 1587.4309983855.

Adding to 4000226385 its reverse (5836220004), we get a palindrome (9836446389).

The spelling of 4000226385 in words is "four billion, two hundred twenty-six thousand, three hundred eighty-five".