3862020090 has 32 divisors (see below), whose sum is σ = 9299062080. Its totient is φ = 1026514944.

The previous prime is 3862020061. The next prime is 3862020109. The reversal of 3862020090 is 900202683.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 200455 + ... + 218874.

It is an arithmetic number, because the mean of its divisors is an integer number (290595690).

Almost surely, 2^3862020090 is an apocalyptic number.

3862020090 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

3862020090 is an abundant number, since it is smaller than the sum of its proper divisors (5437041990).

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

3862020090 is a wasteful number, since it uses less digits than its factorization.

3862020090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 419646.

The product of its (nonzero) digits is 5184, while the sum is 30.

The square root of 3862020090 is about 62145.1533910731. The cubic root of 3862020090 is about 1568.9346079050.

The spelling of 3862020090 in words is "three billion, eight hundred sixty-two million, twenty thousand, ninety".