100025552 has 80 divisors (see below), whose sum is σ = 226753344. Its totient is φ = 42240000.

The previous prime is 100025539. The next prime is 100025567. The reversal of 100025552 is 255520001.

It is a super-2 number, since 2×100025552² = 20010222105809408, which contains 22 as substring.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 302027 + ... + 302357.

Almost surely, 2^100025552 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 100025552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (113376672).

100025552 is an abundant number, since it is smaller than the sum of its proper divisors (126727792).

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

100025552 is a wasteful number, since it uses less digits than its factorization.

100025552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 468 (or 462 counting only the distinct ones).

The product of its (nonzero) digits is 500, while the sum is 20.

The square root of 100025552 is about 10001.2775183973. The cubic root of 100025552 is about 464.1984139538.

Adding to 100025552 its reverse (255520001), we get a palindrome (355545553).

The spelling of 100025552 in words is "one hundred million, twenty-five thousand, five hundred fifty-two".