4072737506 has 8 divisors (see below), whose sum is σ = 6109885404. Its totient is φ = 2036109040.

The previous prime is 4072737497. The next prime is 4072737511. The reversal of 4072737506 is 6057372704.

It can be written as a sum of positive squares in 2 ways, for example, as 3818622025 + 254115481 = 61795^2 + 15941^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 109625 + ... + 141996.

Almost surely, 2^4072737506 is an apocalyptic number.

4072737506 is a deficient number, since it is larger than the sum of its proper divisors (2037147898).

4072737506 is a wasteful number, since it uses less digits than its factorization.

4072737506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 259716.

The product of its (nonzero) digits is 246960, while the sum is 41.

The square root of 4072737506 is about 63818.0029928859. The cubic root of 4072737506 is about 1596.9652771018.

The spelling of 4072737506 in words is "four billion, seventy-two million, seven hundred thirty-seven thousand, five hundred six".