3754639156 has 6 divisors (see below), whose sum is σ = 6570618530. Its totient is φ = 1877319576.

The previous prime is 3754639151. The next prime is 3754639157. The reversal of 3754639156 is 6519364573.

It can be written as a sum of positive squares in only one way, i.e., 2582672400 + 1171966756 = 50820^2 + 34234^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3754639151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 469329891 + ... + 469329898.

Almost surely, 2^3754639156 is an apocalyptic number.

It is an amenable number.

3754639156 is a deficient number, since it is larger than the sum of its proper divisors (2815979374).

3754639156 is a wasteful number, since it uses less digits than its factorization.

3754639156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 938659793 (or 938659791 counting only the distinct ones).

The product of its digits is 2041200, while the sum is 49.

The square root of 3754639156 is about 61275.1104119772. The cubic root of 3754639156 is about 1554.2566528048.

The spelling of 3754639156 in words is "three billion, seven hundred fifty-four million, six hundred thirty-nine thousand, one hundred fifty-six".