3620217139 has 16 divisors (see below), whose sum is σ = 4623607296. Its totient is φ = 2752142400.

The previous prime is 3620217137. The next prime is 3620217143. The reversal of 3620217139 is 9317120263.

It is not a de Polignac number, because 3620217139 - 2¹ = 3620217137 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3620217137) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 570207 + ... + 576520.

It is an arithmetic number, because the mean of its divisors is an integer number (288975456).

Almost surely, 2^3620217139 is an apocalyptic number.

3620217139 is a deficient number, since it is larger than the sum of its proper divisors (1003390157).

3620217139 is a wasteful number, since it uses less digits than its factorization.

3620217139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1146786.

The product of its (nonzero) digits is 13608, while the sum is 34.

The square root of 3620217139 is about 60168.2402850540. The cubic root of 3620217139 is about 1535.4825079353.

The spelling of 3620217139 in words is "three billion, six hundred twenty million, two hundred seventeen thousand, one hundred thirty-nine".