182240740 has 48 divisors (see below), whose sum is σ = 419779584. Its totient is φ = 65907200.

The previous prime is 182240711. The next prime is 182240749. The reversal of 182240740 is 47042281.

It is a junction number, because it is equal to n+sod(n) for n = 182240699 and 182240708.

It is not an unprimeable number, because it can be changed into a prime (182240749) 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, 39852 + ... + 44188.

It is an arithmetic number, because the mean of its divisors is an integer number (8745408).

Almost surely, 2^182240740 is an apocalyptic number.

182240740 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 182240740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (209889792).

182240740 is an abundant number, since it is smaller than the sum of its proper divisors (237538844).

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

182240740 is a wasteful number, since it uses less digits than its factorization.

182240740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4548 (or 4546 counting only the distinct ones).

The product of its (nonzero) digits is 3584, while the sum is 28.

The square root of 182240740 is about 13499.6570326805. The cubic root of 182240740 is about 566.9548699288.

The spelling of 182240740 in words is "one hundred eighty-two million, two hundred forty thousand, seven hundred forty".