1744042240 has 72 divisors (see below), whose sum is σ = 4423318200. Its totient is φ = 656572416.

The previous prime is 1744042199. The next prime is 1744042253. The reversal of 1744042240 is 422404471.

It can be written as a sum of positive squares in 4 ways, for example, as 851705856 + 892336384 = 29184^2 + 29872^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1744042199 and 1744042208.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 18315 + ... + 61834.

It is an arithmetic number, because the mean of its divisors is an integer number (61434975).

Almost surely, 2^1744042240 is an apocalyptic number.

1744042240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1744042240 is an abundant number, since it is smaller than the sum of its proper divisors (2679275960).

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

1744042240 is an equidigital number, since it uses as much as digits as its factorization.

1744042240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80187 (or 80173 counting only the distinct ones).

The product of its (nonzero) digits is 7168, while the sum is 28.

The square root of 1744042240 is about 41761.7317648586. The cubic root of 1744042240 is about 1203.7020487659.

The spelling of 1744042240 in words is "one billion, seven hundred forty-four million, forty-two thousand, two hundred forty".