3763627921 has 2 divisors, whose sum is σ = 3763627922. Its totient is φ = 3763627920.

The previous prime is 3763627913. The next prime is 3763627957. The reversal of 3763627921 is 1297263673.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3735654400 + 27973521 = 61120^2 + 5289^2 .

It is a cyclic number.

It is not a de Polignac number, because 3763627921 - 2³ = 3763627913 is a prime.

It is not a weakly prime, because it can be changed into another prime (3763627961) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1881813960 + 1881813961.

It is an arithmetic number, because the mean of its divisors is an integer number (1881813961).

Almost surely, 2^3763627921 is an apocalyptic number.

It is an amenable number.

3763627921 is a deficient number, since it is larger than the sum of its proper divisors (1).

3763627921 is an equidigital number, since it uses as much as digits as its factorization.

3763627921 is an evil number, because the sum of its binary digits is even.

The product of its digits is 571536, while the sum is 46.

The square root of 3763627921 is about 61348.4141685830. The cubic root of 3763627921 is about 1555.4959830567.

The spelling of 3763627921 in words is "three billion, seven hundred sixty-three million, six hundred twenty-seven thousand, nine hundred twenty-one".