1609250941 has 8 divisors (see below), whose sum is σ = 1621199168. Its totient is φ = 1597320000.

The previous prime is 1609250927. The next prime is 1609250947. The reversal of 1609250941 is 1490529061.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1609250941 - 2¹⁵ = 1609218173 is a prime.

It is a super-2 number, since 2×1609250941² = 5179377182218770962, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1609250941.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1609250947) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 227701 + ... + 234661.

It is an arithmetic number, because the mean of its divisors is an integer number (202649896).

Almost surely, 2^1609250941 is an apocalyptic number.

It is an amenable number.

1609250941 is a deficient number, since it is larger than the sum of its proper divisors (11948227).

1609250941 is a wasteful number, since it uses less digits than its factorization.

1609250941 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8643.

The product of its (nonzero) digits is 19440, while the sum is 37.

The square root of 1609250941 is about 40115.4700957125. The cubic root of 1609250941 is about 1171.8569244226.

The spelling of 1609250941 in words is "one billion, six hundred nine million, two hundred fifty thousand, nine hundred forty-one".