101247488 has 40 divisors (see below), whose sum is σ = 208855680. Its totient is φ = 48983040.

The previous prime is 101247479. The next prime is 101247511. The reversal of 101247488 is 884742101.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12683 + ... + 19061.

It is an arithmetic number, because the mean of its divisors is an integer number (5221392).

Almost surely, 2^101247488 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 101247488, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (104427840).

101247488 is an abundant number, since it is smaller than the sum of its proper divisors (107608192).

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

101247488 is an frugal number, since it uses more digits than its factorization.

101247488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6428 (or 6412 counting only the distinct ones).

The product of its (nonzero) digits is 14336, while the sum is 35.

The square root of 101247488 is about 10062.1810756913. The cubic root of 101247488 is about 466.0810213585.

Adding to 101247488 its reverse (884742101), we get a palindrome (985989589).

The spelling of 101247488 in words is "one hundred one million, two hundred forty-seven thousand, four hundred eighty-eight".