3766401213 has 4 divisors (see below), whose sum is σ = 5021868288. Its totient is φ = 2510934140.

The previous prime is 3766401211. The next prime is 3766401229. The reversal of 3766401213 is 3121046673.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3766401213 - 2¹ = 3766401211 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3766401211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 627733533 + ... + 627733538.

It is an arithmetic number, because the mean of its divisors is an integer number (1255467072).

Almost surely, 2^3766401213 is an apocalyptic number.

It is an amenable number.

3766401213 is a deficient number, since it is larger than the sum of its proper divisors (1255467075).

3766401213 is a wasteful number, since it uses less digits than its factorization.

3766401213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1255467074.

The product of its (nonzero) digits is 18144, while the sum is 33.

The square root of 3766401213 is about 61371.0128073507. The cubic root of 3766401213 is about 1555.8779536370.

Adding to 3766401213 its reverse (3121046673), we get a palindrome (6887447886).

The spelling of 3766401213 in words is "three billion, seven hundred sixty-six million, four hundred one thousand, two hundred thirteen".