3619475820 has 48 divisors (see below), whose sum is σ = 11260593120. Its totient is φ = 965193408.

The previous prime is 3619475791. The next prime is 3619475861. The reversal of 3619475820 is 285749163.

3619475820 is a `hidden beast` number, since 3 + 61 + 9 + 4 + 7 + 582 + 0 = 666.

3619475820 is digitally balanced in base 10, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (45).

3619475820 is strictly pandigital in base 10.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3350827 + ... + 3351906.

It is an arithmetic number, because the mean of its divisors is an integer number (234595690).

It is a 2-persistent number, because it is pandigital, and so is 2⋅3619475820 = 7238951640, but 3⋅3619475820 = 10858427460 is not.

Almost surely, 2^3619475820 is an apocalyptic number.

3619475820 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3619475820 is an abundant number, since it is smaller than the sum of its proper divisors (7641117300).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3619475820 is a wasteful number, since it uses less digits than its factorization.

3619475820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6702751 (or 6702743 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 45.

The square root of 3619475820 is about 60162.0795850675. The cubic root of 3619475820 is about 1535.3776928539.

The spelling of 3619475820 in words is "three billion, six hundred nineteen million, four hundred seventy-five thousand, eight hundred twenty".