1352436890 has 32 divisors (see below), whose sum is σ = 2788231680. Its totient is φ = 462680064.

The previous prime is 1352436889. The next prime is 1352436901. The reversal of 1352436890 is 986342531.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11546 + ... + 53274.

It is an arithmetic number, because the mean of its divisors is an integer number (87132240).

Almost surely, 2^1352436890 is an apocalyptic number.

1352436890 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1352436890 is an abundant number, since it is smaller than the sum of its proper divisors (1435794790).

1352436890 is a wasteful number, since it uses less digits than its factorization.

1352436890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42206.

The product of its (nonzero) digits is 155520, while the sum is 41.

The square root of 1352436890 is about 36775.4930626362. The cubic root of 1352436890 is about 1105.8740557483.

The spelling of 1352436890 in words is "one billion, three hundred fifty-two million, four hundred thirty-six thousand, eight hundred ninety".