3773920538 has 4 divisors (see below), whose sum is σ = 5660880810. Its totient is φ = 1886960268.

The previous prime is 3773920537. The next prime is 3773920541. The reversal of 3773920538 is 8350293773.

3773920538 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in only one way, i.e., 2876498689 + 897421849 = 53633^2 + 29957^2 .

It is a junction number, because it is equal to n+sod(n) for n = 3773920492 and 3773920501.

It is not an unprimeable number, because it can be changed into a prime (3773920531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 943480133 + ... + 943480136.

Almost surely, 2^3773920538 is an apocalyptic number.

3773920538 is a deficient number, since it is larger than the sum of its proper divisors (1886960272).

3773920538 is a wasteful number, since it uses less digits than its factorization.

3773920538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1886960271.

The product of its (nonzero) digits is 952560, while the sum is 47.

The square root of 3773920538 is about 61432.2434719749. The cubic root of 3773920538 is about 1556.9126615253.

The spelling of 3773920538 in words is "three billion, seven hundred seventy-three million, nine hundred twenty thousand, five hundred thirty-eight".