3620066787 has 6 divisors (see below), whose sum is σ = 5228985372. Its totient is φ = 2413377852.

The previous prime is 3620066701. The next prime is 3620066831. The reversal of 3620066787 is 7876600263.

It is not a de Polignac number, because 3620066787 - 2¹⁶ = 3620001251 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3620064787) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 201114813 + ... + 201114830.

It is an arithmetic number, because the mean of its divisors is an integer number (871497562).

Almost surely, 2^3620066787 is an apocalyptic number.

3620066787 is a deficient number, since it is larger than the sum of its proper divisors (1608918585).

3620066787 is a wasteful number, since it uses less digits than its factorization.

3620066787 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 402229649 (or 402229646 counting only the distinct ones).

The product of its (nonzero) digits is 508032, while the sum is 45.

The square root of 3620066787 is about 60166.9908421553. The cubic root of 3620066787 is about 1535.4612508253.

The spelling of 3620066787 in words is "three billion, six hundred twenty million, sixty-six thousand, seven hundred eighty-seven".