4006049237 has 4 divisors (see below), whose sum is σ = 4114320876. Its totient is φ = 3897777600.

The previous prime is 4006049231. The next prime is 4006049249. The reversal of 4006049237 is 7329406004.

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 1523418961 + 2482630276 = 39031^2 + 49826^2 .

It is a cyclic number.

It is not a de Polignac number, because 4006049237 - 2¹⁴ = 4006032853 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4006049197 and 4006049206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4006049231) 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, 54135764 + ... + 54135837.

It is an arithmetic number, because the mean of its divisors is an integer number (1028580219).

Almost surely, 2^4006049237 is an apocalyptic number.

It is an amenable number.

4006049237 is a deficient number, since it is larger than the sum of its proper divisors (108271639).

4006049237 is a wasteful number, since it uses less digits than its factorization.

4006049237 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108271638.

The product of its (nonzero) digits is 36288, while the sum is 35.

The square root of 4006049237 is about 63293.3585536429. The cubic root of 4006049237 is about 1588.2008626813.

The spelling of 4006049237 in words is "four billion, six million, forty-nine thousand, two hundred thirty-seven".