3820688578 has 16 divisors (see below), whose sum is σ = 6775606080. Its totient is φ = 1580974416.

The previous prime is 3820688551. The next prime is 3820688593. The reversal of 3820688578 is 8758860283.

It is a happy number.

3820688578 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×3820688578² = 29195322420119324168, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4704876 + ... + 4705687.

It is an arithmetic number, because the mean of its divisors is an integer number (423475380).

Almost surely, 2^3820688578 is an apocalyptic number.

3820688578 is a deficient number, since it is larger than the sum of its proper divisors (2954917502).

3820688578 is a wasteful number, since it uses less digits than its factorization.

3820688578 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9410601.

The product of its (nonzero) digits is 5160960, while the sum is 55.

The square root of 3820688578 is about 61811.7187756497. The cubic root of 3820688578 is about 1563.3175859690.

The spelling of 3820688578 in words is "three billion, eight hundred twenty million, six hundred eighty-eight thousand, five hundred seventy-eight".