101028864 has 44 divisors (see below), whose sum is σ = 269286944. Its totient is φ = 33675264.

The previous prime is 101028839. The next prime is 101028899. The reversal of 101028864 is 468820101.

It is a super-2 number, since 2×101028864² = 20413662722260992, 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 (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13372 + ... + 19515.

Almost surely, 2^101028864 is an apocalyptic number.

It is an amenable number.

101028864 is an abundant number, since it is smaller than the sum of its proper divisors (168258080).

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

101028864 is an equidigital number, since it uses as much as digits as its factorization.

101028864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32910 (or 32892 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 30.

The square root of 101028864 is about 10051.3115562100. The cubic root of 101028864 is about 465.7453095657.

Adding to 101028864 its reverse (468820101), we get a palindrome (569848965).

The spelling of 101028864 in words is "one hundred one million, twenty-eight thousand, eight hundred sixty-four".