1553846242 has 16 divisors (see below), whose sum is σ = 2510722872. Its totient is φ = 716970240.

The previous prime is 1553846233. The next prime is 1553846267. The reversal of 1553846242 is 2426483551.

It can be written as a sum of positive squares in 4 ways, for example, as 1417447201 + 136399041 = 37649^2 + 11679^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1553846195 and 1553846204.

It is an unprimeable number.

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, 158442 + ... + 167962.

Almost surely, 2^1553846242 is an apocalyptic number.

1553846242 is a deficient number, since it is larger than the sum of its proper divisors (956876630).

1553846242 is a wasteful number, since it uses less digits than its factorization.

1553846242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15813.

The product of its digits is 230400, while the sum is 40.

The square root of 1553846242 is about 39418.8564268422. The cubic root of 1553846242 is about 1158.2509913599.

The spelling of 1553846242 in words is "one billion, five hundred fifty-three million, eight hundred forty-six thousand, two hundred forty-two".