1826364825 has 54 divisors (see below), whose sum is σ = 3468666942. Its totient is φ = 915436800.

The previous prime is 1826364823. The next prime is 1826364851. The reversal of 1826364825 is 5284636281.

1826364825 is a `hidden beast` number, since 1 + 8 + 2 + 636 + 4 + 8 + 2 + 5 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 275029056 + 1551335769 = 16584^2 + 39387^2 .

It is not a de Polignac number, because 1826364825 - 2¹ = 1826364823 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (1826364821) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 53 ways as a sum of consecutive naturals, for example, 2642730 + ... + 2643420.

It is an arithmetic number, because the mean of its divisors is an integer number (64234573).

Almost surely, 2^1826364825 is an apocalyptic number.

1826364825 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1826364825 is a deficient number, since it is larger than the sum of its proper divisors (1642302117).

1826364825 is an equidigital number, since it uses as much as digits as its factorization.

1826364825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1415 (or 716 counting only the distinct ones).

The product of its digits is 552960, while the sum is 45.

The square root of 1826364825 is about 42735.9898095271. The cubic root of 1826364825 is about 1222.3507539836.

The spelling of 1826364825 in words is "one billion, eight hundred twenty-six million, three hundred sixty-four thousand, eight hundred twenty-five".