27450966 has 16 divisors (see below), whose sum is σ = 56386224. Its totient is φ = 8902944.

The previous prime is 27450949. The next prime is 27450967. The reversal of 27450966 is 66905472.

27450966 = T₂₂₈ + T₂₂₉ + ... + T₅₆₀.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27450967) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61605 + ... + 62048.

It is an arithmetic number, because the mean of its divisors is an integer number (3524139).

Almost surely, 2^27450966 is an apocalyptic number.

27450966 is an abundant number, since it is smaller than the sum of its proper divisors (28935258).

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

27450966 is a wasteful number, since it uses less digits than its factorization.

27450966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123695.

The product of its (nonzero) digits is 90720, while the sum is 39.

The square root of 27450966 is about 5239.3669464927. The cubic root of 27450966 is about 301.6610307274.

The spelling of 27450966 in words is "twenty-seven million, four hundred fifty thousand, nine hundred sixty-six".