3820899 has 8 divisors (see below), whose sum is σ = 5181120. Its totient is φ = 2503976.

The previous prime is 3820891. The next prime is 3820933. The reversal of 3820899 is 9980283.

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

It is a cyclic number.

It is not a de Polignac number, because 3820899 - 2³ = 3820891 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3820891) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10617 + ... + 10970.

It is an arithmetic number, because the mean of its divisors is an integer number (647640).

Almost surely, 2^3820899 is an apocalyptic number.

3820899 is a deficient number, since it is larger than the sum of its proper divisors (1360221).

3820899 is a wasteful number, since it uses less digits than its factorization.

3820899 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21649.

The product of its (nonzero) digits is 31104, while the sum is 39.

The square root of 3820899 is about 1954.7119992469. The cubic root of 3820899 is about 156.3346285017.

The spelling of 3820899 in words is "three million, eight hundred twenty thousand, eight hundred ninety-nine".