1352044740 has 24 divisors (see below), whose sum is σ = 3785725440. Its totient is φ = 360545248.

The previous prime is 1352044721. The next prime is 1352044781. The reversal of 1352044740 is 474402531.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 1352044698 and 1352044707.

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 7 ways as a sum of consecutive naturals, for example, 11266980 + ... + 11267099.

It is an arithmetic number, because the mean of its divisors is an integer number (157738560).

Almost surely, 2^1352044740 is an apocalyptic number.

1352044740 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1352044740 is an abundant number, since it is smaller than the sum of its proper divisors (2433680700).

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

1352044740 is a wasteful number, since it uses less digits than its factorization.

1352044740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22534091 (or 22534089 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 30.

The square root of 1352044740 is about 36770.1610004634. The cubic root of 1352044740 is about 1105.7671597110.

The spelling of 1352044740 in words is "one billion, three hundred fifty-two million, forty-four thousand, seven hundred forty".