1601502442 has 8 divisors (see below), whose sum is σ = 2543562756. Its totient is φ = 753648192.

The previous prime is 1601502403. The next prime is 1601502503. The reversal of 1601502442 is 2442051061.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1587145921 + 14356521 = 39839^2 + 3789^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23551473 + ... + 23551540.

Almost surely, 2^1601502442 is an apocalyptic number.

1601502442 is a deficient number, since it is larger than the sum of its proper divisors (942060314).

1601502442 is a wasteful number, since it uses less digits than its factorization.

1601502442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47103032.

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 1601502442 is about 40018.7761182173. The cubic root of 1601502442 is about 1169.9730780081.

The spelling of 1601502442 in words is "one billion, six hundred one million, five hundred two thousand, four hundred forty-two".