101449422 has 40 divisors (see below), whose sum is σ = 234666432. Its totient is φ = 32724000.

The previous prime is 101449393. The next prime is 101449429. The reversal of 101449422 is 224944101.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101449429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 5079 + ... + 15122.

Almost surely, 2^101449422 is an apocalyptic number.

101449422 is an abundant number, since it is smaller than the sum of its proper divisors (133217010).

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

101449422 is a wasteful number, since it uses less digits than its factorization.

101449422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20246 (or 20237 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The square root of 101449422 is about 10072.2103830291. The cubic root of 101449422 is about 466.3906754704.

The spelling of 101449422 in words is "one hundred one million, four hundred forty-nine thousand, four hundred twenty-two".