1552555442 has 8 divisors (see below), whose sum is σ = 2347170816. Its totient is φ = 770165172.

The previous prime is 1552555439. The next prime is 1552555471. The reversal of 1552555442 is 2445552551.

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

It is a junction number, because it is equal to n+sod(n) for n = 1552555396 and 1552555405.

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, 3055958 + ... + 3056465.

It is an arithmetic number, because the mean of its divisors is an integer number (293396352).

Almost surely, 2^1552555442 is an apocalyptic number.

1552555442 is a deficient number, since it is larger than the sum of its proper divisors (794615374).

1552555442 is a wasteful number, since it uses less digits than its factorization.

1552555442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6112552.

The product of its digits is 200000, while the sum is 38.

The square root of 1552555442 is about 39402.4801503662. The cubic root of 1552555442 is about 1157.9301778582.

The spelling of 1552555442 in words is "one billion, five hundred fifty-two million, five hundred fifty-five thousand, four hundred forty-two".