4000140235 has 24 divisors (see below), whose sum is σ = 6013402416. Its totient is φ = 2531954880.

The previous prime is 4000140229. The next prime is 4000140241. The reversal of 4000140235 is 5320410004.

It is an interprime number because it is at equal distance from previous prime (4000140229) and next prime (4000140241).

It is not a de Polignac number, because 4000140235 - 2⁷ = 4000140107 is a prime.

It is a super-2 number, since 2×4000140235² = 32002243799331710450, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 624781 + ... + 631150.

It is an arithmetic number, because the mean of its divisors is an integer number (250558434).

Almost surely, 2^4000140235 is an apocalyptic number.

4000140235 is a deficient number, since it is larger than the sum of its proper divisors (2013262181).

4000140235 is a wasteful number, since it uses less digits than its factorization.

4000140235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1255963 (or 1255956 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 4000140235 is about 63246.6618486699. The cubic root of 4000140235 is about 1587.4196025170.

Adding to 4000140235 its reverse (5320410004), we get a palindrome (9320550239).

The spelling of 4000140235 in words is "four billion, one hundred forty thousand, two hundred thirty-five".