27063890 has 32 divisors (see below), whose sum is σ = 56626560. Its totient is φ = 9120384.

The previous prime is 27063889. The next prime is 27063917. The reversal of 27063890 is 9836072.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a self number, because there is not a number n which added to its sum of digits gives 27063890.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 854 + ... + 7406.

It is an arithmetic number, because the mean of its divisors is an integer number (1769580).

Almost surely, 2^27063890 is an apocalyptic number.

27063890 is an abundant number, since it is smaller than the sum of its proper divisors (29562670).

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

27063890 is a wasteful number, since it uses less digits than its factorization.

27063890 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6626.

The product of its (nonzero) digits is 18144, while the sum is 35.

The square root of 27063890 is about 5202.2966082299. The cubic root of 27063890 is about 300.2364432293.

The spelling of 27063890 in words is "twenty-seven million, sixty-three thousand, eight hundred ninety".