27402070 has 8 divisors (see below), whose sum is σ = 49323744. Its totient is φ = 10960824.

The previous prime is 27402061. The next prime is 27402073. The reversal of 27402070 is 7020472.

27402070 = 1161² + 1162² + ... + 1180².

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 (27402073) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1370094 + ... + 1370113.

It is an arithmetic number, because the mean of its divisors is an integer number (6165468).

Almost surely, 2^27402070 is an apocalyptic number.

27402070 is a deficient number, since it is larger than the sum of its proper divisors (21921674).

27402070 is a wasteful number, since it uses less digits than its factorization.

27402070 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2740214.

The product of its (nonzero) digits is 784, while the sum is 22.

The square root of 27402070 is about 5234.6986541729. The cubic root of 27402070 is about 301.4818168269.

The spelling of 27402070 in words is "twenty-seven million, four hundred two thousand, seventy".