1826450142 has 32 divisors (see below), whose sum is σ = 3991178880. Its totient is φ = 552609120.

The previous prime is 1826450117. The next prime is 1826450147. The reversal of 1826450142 is 2410546281.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1826450147) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21909 + ... + 64287.

It is an arithmetic number, because the mean of its divisors is an integer number (124724340).

Almost surely, 2^1826450142 is an apocalyptic number.

1826450142 is an abundant number, since it is smaller than the sum of its proper divisors (2164728738).

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

1826450142 is a wasteful number, since it uses less digits than its factorization.

1826450142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43048.

The product of its (nonzero) digits is 15360, while the sum is 33.

The square root of 1826450142 is about 42736.9879846486. The cubic root of 1826450142 is about 1222.3697873614.

The spelling of 1826450142 in words is "one billion, eight hundred twenty-six million, four hundred fifty thousand, one hundred forty-two".