1532081250 has 192 divisors, whose sum is σ = 4867188480. Its totient is φ = 349920000.

The previous prime is 1532081209. The next prime is 1532081279. The reversal of 1532081250 is 521802351.

It is a happy number.

1532081250 is a `hidden beast` number, since 1 + 532 + 0 + 8 + 125 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1180602 + ... + 1181898.

It is an arithmetic number, because the mean of its divisors is an integer number (25349940).

Almost surely, 2^1532081250 is an apocalyptic number.

1532081250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1532081250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2433594240).

1532081250 is an abundant number, since it is smaller than the sum of its proper divisors (3335107230).

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

1532081250 is an equidigital number, since it uses as much as digits as its factorization.

1532081250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1340 (or 1314 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 27.

The square root of 1532081250 is about 39141.8094880653. The cubic root of 1532081250 is about 1152.8176026413.

The spelling of 1532081250 in words is "one billion, five hundred thirty-two million, eighty-one thousand, two hundred fifty".