101289552 has 80 divisors (see below), whose sum is σ = 322062720. Its totient is φ = 26712576.

The previous prime is 101289533. The next prime is 101289563. The reversal of 101289552 is 255982101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7227 + ... + 15962.

It is an arithmetic number, because the mean of its divisors is an integer number (4025784).

Almost surely, 2^101289552 is an apocalyptic number.

101289552 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

101289552 is an abundant number, since it is smaller than the sum of its proper divisors (220773168).

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

101289552 is a wasteful number, since it uses less digits than its factorization.

101289552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23220 (or 23214 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 33.

The square root of 101289552 is about 10064.2710615325. The cubic root of 101289552 is about 466.1455579972.

The spelling of 101289552 in words is "one hundred one million, two hundred eighty-nine thousand, five hundred fifty-two".