1853411802 has 64 divisors (see below), whose sum is σ = 4158760320. Its totient is φ = 545875200.

The previous prime is 1853411743. The next prime is 1853411803. The reversal of 1853411802 is 2081143581.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (1853411803) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 378852 + ... + 383712.

It is an arithmetic number, because the mean of its divisors is an integer number (64980630).

Almost surely, 2^1853411802 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1853411802, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2079380160).

1853411802 is an abundant number, since it is smaller than the sum of its proper divisors (2305348518).

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

1853411802 is a wasteful number, since it uses less digits than its factorization.

1853411802 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5039.

The product of its (nonzero) digits is 7680, while the sum is 33.

The square root of 1853411802 is about 43051.2694586350. The cubic root of 1853411802 is about 1228.3552171002.

The spelling of 1853411802 in words is "one billion, eight hundred fifty-three million, four hundred eleven thousand, eight hundred two".