1552223634 has 16 divisors (see below), whose sum is σ = 3343251072. Its totient is φ = 477607248.

The previous prime is 1552223623. The next prime is 1552223669. The reversal of 1552223634 is 4363222551.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1552223595 and 1552223604.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9950074 + ... + 9950229.

It is an arithmetic number, because the mean of its divisors is an integer number (208953192).

Almost surely, 2^1552223634 is an apocalyptic number.

1552223634 is an abundant number, since it is smaller than the sum of its proper divisors (1791027438).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1552223634 is a wasteful number, since it uses less digits than its factorization.

1552223634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19900321.

The product of its digits is 43200, while the sum is 33.

The square root of 1552223634 is about 39398.2694289990. The cubic root of 1552223634 is about 1157.8476820666.

The spelling of 1552223634 in words is "one billion, five hundred fifty-two million, two hundred twenty-three thousand, six hundred thirty-four".