1826746872 has 32 divisors (see below), whose sum is σ = 4575664080. Its totient is φ = 607742720.

The previous prime is 1826746853. The next prime is 1826746877. The reversal of 1826746872 is 2786476281.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1826746877) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60543 + ... + 85550.

Almost surely, 2^1826746872 is an apocalyptic number.

1826746872 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1826746872 is an abundant number, since it is smaller than the sum of its proper divisors (2748917208).

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

1826746872 is a wasteful number, since it uses less digits than its factorization.

1826746872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146623 (or 146619 counting only the distinct ones).

The product of its digits is 1806336, while the sum is 51.

The square root of 1826746872 is about 42740.4594266370. The cubic root of 1826746872 is about 1222.4359802708.

The spelling of 1826746872 in words is "one billion, eight hundred twenty-six million, seven hundred forty-six thousand, eight hundred seventy-two".