3620213378 has 8 divisors (see below), whose sum is σ = 5434875468. Its totient is φ = 1808588224.

The previous prime is 3620213369. The next prime is 3620213383. The reversal of 3620213378 is 8733120263.

It can be written as a sum of positive squares in 2 ways, for example, as 3597240529 + 22972849 = 59977^2 + 4793^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 756251 + ... + 761022.

Almost surely, 2^3620213378 is an apocalyptic number.

3620213378 is a deficient number, since it is larger than the sum of its proper divisors (1814662090).

3620213378 is a wasteful number, since it uses less digits than its factorization.

3620213378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1518468.

The product of its (nonzero) digits is 36288, while the sum is 35.

The square root of 3620213378 is about 60168.2090310157. The cubic root of 3620213378 is about 1535.4819762037.

The spelling of 3620213378 in words is "three billion, six hundred twenty million, two hundred thirteen thousand, three hundred seventy-eight".