4001013340 has 24 divisors (see below), whose sum is σ = 8503362000. Its totient is φ = 1581122688.

The previous prime is 4001013337. The next prime is 4001013343. The reversal of 4001013340 is 433101004.

It is an interprime number because it is at equal distance from previous prime (4001013337) and next prime (4001013343).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4001013343) 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, 1203465 + ... + 1206784.

It is an arithmetic number, because the mean of its divisors is an integer number (354306750).

Almost surely, 2^4001013340 is an apocalyptic number.

It is an amenable number.

4001013340 is an abundant number, since it is smaller than the sum of its proper divisors (4502348660).

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

4001013340 is a wasteful number, since it uses less digits than its factorization.

4001013340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2410341 (or 2410339 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 4001013340 is about 63253.5638521657. The cubic root of 4001013340 is about 1587.5350887319.

Adding to 4001013340 its reverse (433101004), we get a palindrome (4434114344).

The spelling of 4001013340 in words is "four billion, one million, thirteen thousand, three hundred forty".