27633142 has 4 divisors (see below), whose sum is σ = 41449716. Its totient is φ = 13816570.

The previous prime is 27633131. The next prime is 27633157. The reversal of 27633142 is 24133672.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 27633142.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6908284 + ... + 6908287.

It is an arithmetic number, because the mean of its divisors is an integer number (10362429).

Almost surely, 2^27633142 is an apocalyptic number.

27633142 is a deficient number, since it is larger than the sum of its proper divisors (13816574).

27633142 is a wasteful number, since it uses less digits than its factorization.

27633142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13816573.

The product of its digits is 6048, while the sum is 28.

The square root of 27633142 is about 5256.7235042372. The cubic root of 27633142 is about 302.3268758714.

The spelling of 27633142 in words is "twenty-seven million, six hundred thirty-three thousand, one hundred forty-two".