1836921055 has 16 divisors (see below), whose sum is σ = 2285884224. Its totient is φ = 1415923200.

The previous prime is 1836921029. The next prime is 1836921061. The reversal of 1836921055 is 5501296381.

It is not a de Polignac number, because 1836921055 - 2⁹ = 1836920543 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1836920999 and 1836921017.

It is a congruent number.

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, 29146 + ... + 67255.

It is an arithmetic number, because the mean of its divisors is an integer number (142867764).

Almost surely, 2^1836921055 is an apocalyptic number.

1836921055 is a deficient number, since it is larger than the sum of its proper divisors (448963169).

1836921055 is a wasteful number, since it uses less digits than its factorization.

1836921055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96546.

The product of its (nonzero) digits is 64800, while the sum is 40.

The square root of 1836921055 is about 42859.3170150902. The cubic root of 1836921055 is about 1224.7012582636.

The spelling of 1836921055 in words is "one billion, eight hundred thirty-six million, nine hundred twenty-one thousand, fifty-five".