27408934 has 24 divisors (see below), whose sum is σ = 49124880. Its totient is φ = 11427696.

The previous prime is 27408923. The next prime is 27408959. The reversal of 27408934 is 43980472.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a junction number, because it is equal to n+sod(n) for n = 27408893 and 27408902.

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 11 ways as a sum of consecutive naturals, for example, 154 + ... + 7405.

It is an arithmetic number, because the mean of its divisors is an integer number (2046870).

Almost surely, 2^27408934 is an apocalyptic number.

27408934 is a deficient number, since it is larger than the sum of its proper divisors (21715946).

27408934 is a wasteful number, since it uses less digits than its factorization.

27408934 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7612 (or 7605 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 37.

The square root of 27408934 is about 5235.3542382536. The cubic root of 27408934 is about 301.5069876556.

The spelling of 27408934 in words is "twenty-seven million, four hundred eight thousand, nine hundred thirty-four".