27145002 has 16 divisors (see below), whose sum is σ = 54349632. Its totient is φ = 9038400.

The previous prime is 27144967. The next prime is 27145003. The reversal of 27145002 is 20054172.

It is a super-2 number, since 2×27145002² = 1473702267160008, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 27145002.

It is not an unprimeable number, because it can be changed into a prime (27145003) 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 7 ways as a sum of consecutive naturals, for example, 5323 + ... + 9089.

It is an arithmetic number, because the mean of its divisors is an integer number (3396852).

Almost surely, 2^27145002 is an apocalyptic number.

27145002 is an abundant number, since it is smaller than the sum of its proper divisors (27204630).

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

27145002 is a wasteful number, since it uses less digits than its factorization.

27145002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4973.

The product of its (nonzero) digits is 560, while the sum is 21.

The square root of 27145002 is about 5210.0865635803. The cubic root of 27145002 is about 300.5360859135.

Adding to 27145002 its reverse (20054172), we get a palindrome (47199174).

The spelling of 27145002 in words is "twenty-seven million, one hundred forty-five thousand, two".