27390836 has 12 divisors (see below), whose sum is σ = 52291680. Its totient is φ = 12450360.

The previous prime is 27390827. The next prime is 27390863. The reversal of 27390836 is 63809372.

It is a self number, because there is not a number n which added to its sum of digits gives 27390836.

It is a congruent number.

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, 311216 + ... + 311303.

It is an arithmetic number, because the mean of its divisors is an integer number (4357640).

Almost surely, 2^27390836 is an apocalyptic number.

It is an amenable number.

27390836 is a deficient number, since it is larger than the sum of its proper divisors (24900844).

27390836 is a wasteful number, since it uses less digits than its factorization.

27390836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 622534 (or 622532 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 38.

The square root of 27390836 is about 5233.6255120136. The cubic root of 27390836 is about 301.4406117930.

The spelling of 27390836 in words is "twenty-seven million, three hundred ninety thousand, eight hundred thirty-six".