49140002 has 4 divisors (see below), whose sum is σ = 73710006. Its totient is φ = 24570000.

The previous prime is 49139999. The next prime is 49140031. The reversal of 49140002 is 20004194.

49140002 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 26946481 + 22193521 = 5191^2 + 4711^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 12284999 + ... + 12285002.

Almost surely, 2^49140002 is an apocalyptic number.

49140002 is a deficient number, since it is larger than the sum of its proper divisors (24570004).

49140002 is a wasteful number, since it uses less digits than its factorization.

49140002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24570003.

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 49140002 is about 7009.9930099822. The cubic root of 49140002 is about 366.2787498932.

Adding to 49140002 its reverse (20004194), we get a palindrome (69144196).

The spelling of 49140002 in words is "forty-nine million, one hundred forty thousand, two".