27290398 has 8 divisors (see below), whose sum is σ = 40958640. Its totient is φ = 13637520.

The previous prime is 27290371. The next prime is 27290401. The reversal of 27290398 is 89309272.

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

It is a self number, because there is not a number n which added to its sum of digits gives 27290398.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3138 + ... + 8026.

It is an arithmetic number, because the mean of its divisors is an integer number (5119830).

Almost surely, 2^27290398 is an apocalyptic number.

27290398 is a deficient number, since it is larger than the sum of its proper divisors (13668242).

27290398 is a wasteful number, since it uses less digits than its factorization.

27290398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7682.

The product of its (nonzero) digits is 54432, while the sum is 40.

The square root of 27290398 is about 5224.0212480425. The cubic root of 27290398 is about 301.0717150122.

The spelling of 27290398 in words is "twenty-seven million, two hundred ninety thousand, three hundred ninety-eight".