101421846 has 24 divisors (see below), whose sum is σ = 219956880. Its totient is φ = 33775056.

The previous prime is 101421797. The next prime is 101421851. The reversal of 101421846 is 648124101.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23751 + ... + 27693.

It is an arithmetic number, because the mean of its divisors is an integer number (9164870).

Almost surely, 2^101421846 is an apocalyptic number.

101421846 is an abundant number, since it is smaller than the sum of its proper divisors (118535034).

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

101421846 is a wasteful number, since it uses less digits than its factorization.

101421846 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5380 (or 5377 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 27.

The square root of 101421846 is about 10070.8413749796. The cubic root of 101421846 is about 466.3484135088.

Adding to 101421846 its reverse (648124101), we get a palindrome (749545947).

The spelling of 101421846 in words is "one hundred one million, four hundred twenty-one thousand, eight hundred forty-six".