42140002 has 16 divisors (see below), whose sum is σ = 66251520. Its totient is φ = 20064352.

The previous prime is 42139973. The next prime is 42140017. The reversal of 42140002 is 20004124.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9078 + ... + 12910.

It is an arithmetic number, because the mean of its divisors is an integer number (4140720).

Almost surely, 2^42140002 is an apocalyptic number.

42140002 is a deficient number, since it is larger than the sum of its proper divisors (24111518).

42140002 is a wasteful number, since it uses less digits than its factorization.

42140002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4097.

The product of its (nonzero) digits is 64, while the sum is 13.

The square root of 42140002 is about 6491.5331008938. The cubic root of 42140002 is about 347.9884668305.

Adding to 42140002 its reverse (20004124), we get a palindrome (62144126).

The spelling of 42140002 in words is "forty-two million, one hundred forty thousand, two".