3766969642 has 8 divisors (see below), whose sum is σ = 5659984836. Its totient is φ = 1880308032.

The previous prime is 3766969631. The next prime is 3766969649. The reversal of 3766969642 is 2469696673.

It can be written as a sum of positive squares in 2 ways, for example, as 3445807401 + 321162241 = 58701^2 + 17921^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (3766969649) 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, 1586913 + ... + 1589284.

Almost surely, 2^3766969642 is an apocalyptic number.

3766969642 is a deficient number, since it is larger than the sum of its proper divisors (1893015194).

3766969642 is a wasteful number, since it uses less digits than its factorization.

3766969642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3176792.

The product of its digits is 17635968, while the sum is 58.

The square root of 3766969642 is about 61375.6437196385. The cubic root of 3766969642 is about 1555.9562212468.

The spelling of 3766969642 in words is "three billion, seven hundred sixty-six million, nine hundred sixty-nine thousand, six hundred forty-two".