142627005 has 12 divisors (see below), whose sum is σ = 247220220. Its totient is φ = 76067712.

The previous prime is 142626983. The next prime is 142627007. The reversal of 142627005 is 500726241.

It can be written as a sum of positive squares in 2 ways, for example, as 111957561 + 30669444 = 10581^2 + 5538^2 .

It is not a de Polignac number, because 142627005 - 2⁵ = 142626973 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 142627005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142627007) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1584700 + ... + 1584789.

It is an arithmetic number, because the mean of its divisors is an integer number (20601685).

Almost surely, 2^142627005 is an apocalyptic number.

142627005 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

142627005 is a deficient number, since it is larger than the sum of its proper divisors (104593215).

142627005 is a wasteful number, since it uses less digits than its factorization.

142627005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3169500 (or 3169497 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 27.

The square root of 142627005 is about 11942.6548556006. The cubic root of 142627005 is about 522.4770927741.

The spelling of 142627005 in words is "one hundred forty-two million, six hundred twenty-seven thousand, five".