1553423522 has 8 divisors (see below), whose sum is σ = 2663011776. Its totient is φ = 665752932.

The previous prime is 1553423513. The next prime is 1553423549. The reversal of 1553423522 is 2253243551.

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, 55479398 + ... + 55479425.

It is an arithmetic number, because the mean of its divisors is an integer number (332876472).

Almost surely, 2^1553423522 is an apocalyptic number.

1553423522 is a deficient number, since it is larger than the sum of its proper divisors (1109588254).

1553423522 is a wasteful number, since it uses less digits than its factorization.

1553423522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110958832.

The product of its digits is 36000, while the sum is 32.

The square root of 1553423522 is about 39413.4941612641. The cubic root of 1553423522 is about 1158.1459487347.

The spelling of 1553423522 in words is "one billion, five hundred fifty-three million, four hundred twenty-three thousand, five hundred twenty-two".