27860998 has 8 divisors (see below), whose sum is σ = 45590760. Its totient is φ = 12664080.

The previous prime is 27860983. The next prime is 27860999. The reversal of 27860998 is 89906872.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27860999) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 633183 + ... + 633226.

It is an arithmetic number, because the mean of its divisors is an integer number (5698845).

Almost surely, 2^27860998 is an apocalyptic number.

27860998 is a deficient number, since it is larger than the sum of its proper divisors (17729762).

27860998 is a wasteful number, since it uses less digits than its factorization.

27860998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1266422.

The product of its (nonzero) digits is 435456, while the sum is 49.

The square root of 27860998 is about 5278.3518260912. The cubic root of 27860998 is about 303.1555729676.

The spelling of 27860998 in words is "twenty-seven million, eight hundred sixty thousand, nine hundred ninety-eight".