27493422 has 32 divisors (see below), whose sum is σ = 60756480. Its totient is φ = 8224320.

The previous prime is 27493409. The next prime is 27493439. The reversal of 27493422 is 22439472.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2578 + ... + 7850.

It is an arithmetic number, because the mean of its divisors is an integer number (1898640).

Almost surely, 2^27493422 is an apocalyptic number.

27493422 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 27493422, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30378240).

27493422 is an abundant number, since it is smaller than the sum of its proper divisors (33263058).

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

27493422 is a wasteful number, since it uses less digits than its factorization.

27493422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5368.

The product of its digits is 24192, while the sum is 33.

The square root of 27493422 is about 5243.4170156492. The cubic root of 27493422 is about 301.8164681686.

The spelling of 27493422 in words is "twenty-seven million, four hundred ninety-three thousand, four hundred twenty-two".