4000674737 has 4 divisors (see below), whose sum is σ = 4076159220. Its totient is φ = 3925190256.

The previous prime is 4000674697. The next prime is 4000674739. The reversal of 4000674737 is 7374760004.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3270810481 + 729864256 = 57191^2 + 27016^2 .

It is a cyclic number.

It is not a de Polignac number, because 4000674737 - 2⁶ = 4000674673 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4000674737.

It is not an unprimeable number, because it can be changed into a prime (4000674739) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37742162 + ... + 37742267.

It is an arithmetic number, because the mean of its divisors is an integer number (1019039805).

Almost surely, 2^4000674737 is an apocalyptic number.

It is an amenable number.

4000674737 is a deficient number, since it is larger than the sum of its proper divisors (75484483).

4000674737 is an equidigital number, since it uses as much as digits as its factorization.

4000674737 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75484482.

The product of its (nonzero) digits is 98784, while the sum is 38.

The square root of 4000674737 is about 63250.8872427889. The cubic root of 4000674737 is about 1587.4903034686.

The spelling of 4000674737 in words is "four billion, six hundred seventy-four thousand, seven hundred thirty-seven".