4040742761 has 8 divisors (see below), whose sum is σ = 4408543584. Its totient is φ = 3673018720.

The previous prime is 4040742743. The next prime is 4040742773. The reversal of 4040742761 is 1672470404.

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 4040742761 - 2⁶ = 4040742697 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4040747761) 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, 190490 + ... + 210636.

It is an arithmetic number, because the mean of its divisors is an integer number (551067948).

Almost surely, 2^4040742761 is an apocalyptic number.

It is an amenable number.

4040742761 is a deficient number, since it is larger than the sum of its proper divisors (367800823).

4040742761 is a wasteful number, since it uses less digits than its factorization.

4040742761 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38391.

The product of its (nonzero) digits is 37632, while the sum is 35.

The square root of 4040742761 is about 63566.8369592195. The cubic root of 4040742761 is about 1592.7724477203.

The spelling of 4040742761 in words is "four billion, forty million, seven hundred forty-two thousand, seven hundred sixty-one".