27992346 has 16 divisors (see below), whose sum is σ = 56067744. Its totient is φ = 9316944.

The previous prime is 27992329. The next prime is 27992347. The reversal of 27992346 is 64329972.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 27992298 and 27992307.

It is not an unprimeable number, because it can be changed into a prime (27992347) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1461 + ... + 7623.

It is an arithmetic number, because the mean of its divisors is an integer number (3504234).

Almost surely, 2^27992346 is an apocalyptic number.

27992346 is an abundant number, since it is smaller than the sum of its proper divisors (28075398).

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

27992346 is a wasteful number, since it uses less digits than its factorization.

27992346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6925.

The product of its digits is 163296, while the sum is 42.

The square root of 27992346 is about 5290.7793376780. The cubic root of 27992346 is about 303.6312255565.

The spelling of 27992346 in words is "twenty-seven million, nine hundred ninety-two thousand, three hundred forty-six".