1002554532 has 288 divisors, whose sum is σ = 3286483200. Its totient is φ = 250822656.

The previous prime is 1002554507. The next prime is 1002554533. The reversal of 1002554532 is 2354552001.

It is a happy number.

1002554532 is a `hidden beast` number, since 100 + 2 + 554 + 5 + 3 + 2 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 1002554496 and 1002554505.

It is not an unprimeable number, because it can be changed into a prime (1002554533) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 8872108 + ... + 8872220.

It is an arithmetic number, because the mean of its divisors is an integer number (11411400).

Almost surely, 2^1002554532 is an apocalyptic number.

1002554532 is a gapful number since it is divisible by the number (12) 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 1002554532, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1643241600).

1002554532 is an abundant number, since it is smaller than the sum of its proper divisors (2283928668).

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

1002554532 is a wasteful number, since it uses less digits than its factorization.

1002554532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275 (or 270 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 27.

The square root of 1002554532 is about 31663.1415371248. The cubic root of 1002554532 is about 1000.8507866235.

The spelling of 1002554532 in words is "one billion, two million, five hundred fifty-four thousand, five hundred thirty-two".