3052640691 has 24 divisors (see below), whose sum is σ = 4544716176. Its totient is φ = 1973237760.

The previous prime is 3052640687. The next prime is 3052640693. The reversal of 3052640691 is 1960462503.

It is a happy number.

3052640691 is a `hidden beast` number, since 3 + 0 + 5 + 2 + 640 + 6 + 9 + 1 = 666.

It is not a de Polignac number, because 3052640691 - 2² = 3052640687 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3052640693) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 34771 + ... + 85523.

It is an arithmetic number, because the mean of its divisors is an integer number (189363174).

Almost surely, 2^3052640691 is an apocalyptic number.

3052640691 is a deficient number, since it is larger than the sum of its proper divisors (1492075485).

3052640691 is a wasteful number, since it uses less digits than its factorization.

3052640691 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50963 (or 50960 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 36.

The square root of 3052640691 is about 55250.7076063284. The cubic root of 3052640691 is about 1450.6363740174.

It can be divided in two parts, 30526 and 40691, that added together give a palindrome (71217).

The spelling of 3052640691 in words is "three billion, fifty-two million, six hundred forty thousand, six hundred ninety-one".