4040032293 has 24 divisors (see below), whose sum is σ = 6521389056. Its totient is φ = 2388782400.

The previous prime is 4040032291. The next prime is 4040032307. The reversal of 4040032293 is 3922300404.

It is a happy number.

It is not a de Polignac number, because 4040032293 - 2¹ = 4040032291 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4040032291) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 493605 + ... + 501722.

It is an arithmetic number, because the mean of its divisors is an integer number (271724544).

Almost surely, 2^4040032293 is an apocalyptic number.

It is an amenable number.

4040032293 is a deficient number, since it is larger than the sum of its proper divisors (2481356763).

4040032293 is a wasteful number, since it uses less digits than its factorization.

4040032293 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 995385 (or 995382 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

The square root of 4040032293 is about 63561.2483593581. The cubic root of 4040032293 is about 1592.6790919314.

Adding to 4040032293 its reverse (3922300404), we get a palindrome (7962332697).

The spelling of 4040032293 in words is "four billion, forty million, thirty-two thousand, two hundred ninety-three".