1002054450 has 48 divisors (see below), whose sum is σ = 2488162176. Its totient is φ = 266884800.

The previous prime is 1002054379. The next prime is 1002054457. The reversal of 1002054450 is 544502001.

It is a super-2 number, since 2×1002054450² = 2008226241529605000, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1002054457) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 132984 + ... + 140316.

It is an arithmetic number, because the mean of its divisors is an integer number (51836712).

Almost surely, 2^1002054450 is an apocalyptic number.

1002054450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1002054450 is an abundant number, since it is smaller than the sum of its proper divisors (1486107726).

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

1002054450 is a wasteful number, since it uses less digits than its factorization.

1002054450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8259 (or 8254 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 21.

The square root of 1002054450 is about 31655.2436414569. The cubic root of 1002054450 is about 1000.6843482273.

Adding to 1002054450 its reverse (544502001), we get a palindrome (1546556451).

The spelling of 1002054450 in words is "one billion, two million, fifty-four thousand, four hundred fifty".