1552830900 has 72 divisors (see below), whose sum is σ = 4510169664. Its totient is φ = 412492800.

The previous prime is 1552830893. The next prime is 1552830913. The reversal of 1552830900 is 90382551.

It is a super-2 number, since 2×1552830900² = 4822567607989620000, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 69060 + ... + 88740.

Almost surely, 2^1552830900 is an apocalyptic number.

1552830900 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1552830900, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2255084832).

1552830900 is an abundant number, since it is smaller than the sum of its proper divisors (2957338764).

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

1552830900 is a wasteful number, since it uses less digits than its factorization.

1552830900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19961 (or 19954 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 33.

The square root of 1552830900 is about 39405.9754352053. The cubic root of 1552830900 is about 1157.9986546976.

The spelling of 1552830900 in words is "one billion, five hundred fifty-two million, eight hundred thirty thousand, nine hundred".