182981040 has 120 divisors (see below), whose sum is σ = 623595504. Its totient is φ = 44352000.

The previous prime is 182981033. The next prime is 182981059. The reversal of 182981040 is 40189281.

182981040 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (120).

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

It is a junction number, because it is equal to n+sod(n) for n = 182980992 and 182981010.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 25890 + ... + 32190.

Almost surely, 2^182981040 is an apocalyptic number.

182981040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 182981040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (311797752).

182981040 is an abundant number, since it is smaller than the sum of its proper divisors (440614464).

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

182981040 is a wasteful number, since it uses less digits than its factorization.

182981040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6339 (or 6322 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 33.

The square root of 182981040 is about 13527.0484585515. The cubic root of 182981040 is about 567.7215291725.

The spelling of 182981040 in words is "one hundred eighty-two million, nine hundred eighty-one thousand, forty".