1608251402 has 16 divisors (see below), whose sum is σ = 2523569472. Its totient is φ = 767236800.

The previous prime is 1608251401. The next prime is 1608251429. The reversal of 1608251402 is 2041528061.

It is not an unprimeable number, because it can be changed into a prime (1608251401) 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 7 ways as a sum of consecutive naturals, for example, 25148 + ... + 62039.

It is an arithmetic number, because the mean of its divisors is an integer number (157723092).

Almost surely, 2^1608251402 is an apocalyptic number.

1608251402 is a deficient number, since it is larger than the sum of its proper divisors (915318070).

1608251402 is a wasteful number, since it uses less digits than its factorization.

1608251402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87613.

The product of its (nonzero) digits is 3840, while the sum is 29.

The square root of 1608251402 is about 40103.0098870397. The cubic root of 1608251402 is about 1171.6142526590.

Adding to 1608251402 its reverse (2041528061), we get a palindrome (3649779463).

The spelling of 1608251402 in words is "one billion, six hundred eight million, two hundred fifty-one thousand, four hundred two".