1606322641 has 32 divisors (see below), whose sum is σ = 2074947840. Its totient is φ = 1207219200.

The previous prime is 1606322633. The next prime is 1606322647. The reversal of 1606322641 is 1462236061.

It is not a de Polignac number, because 1606322641 - 2³ = 1606322633 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1606322647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 278115 + ... + 283831.

It is an arithmetic number, because the mean of its divisors is an integer number (64842120).

Almost surely, 2^1606322641 is an apocalyptic number.

1606322641 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1606322641 is a deficient number, since it is larger than the sum of its proper divisors (468625199).

1606322641 is a wasteful number, since it uses less digits than its factorization.

1606322641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5865.

The product of its (nonzero) digits is 10368, while the sum is 31.

The square root of 1606322641 is about 40078.9550886747. The cubic root of 1606322641 is about 1171.1456965928.

The spelling of 1606322641 in words is "one billion, six hundred six million, three hundred twenty-two thousand, six hundred forty-one".