49140100 has 27 divisors (see below), whose sum is σ = 106786351. Its totient is φ = 19628000.

The previous prime is 49140089. The next prime is 49140101. The reversal of 49140100 is 104194.

The square root of 49140100 is 7010.

It is a perfect power (a square), and thus also a powerful number.

49140100 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 3334276 + 45805824 = 1826^2 + 6768^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (49140101) 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 8 ways as a sum of consecutive naturals, for example, 69750 + ... + 70450.

Almost surely, 2^49140100 is an apocalyptic number.

49140100 is the 7010-th square number.

It is an amenable number.

49140100 is an abundant number, since it is smaller than the sum of its proper divisors (57646251).

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

49140100 is an equidigital number, since it uses as much as digits as its factorization.

49140100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1416 (or 708 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 19.

The cubic root of 49140100 is about 366.2789933832.

Multiplying 49140100 by its product of nonzero digits (144), we get a square (7076174400 = 84120²).

Adding to 49140100 its reverse (104194), we get a palindrome (49244294).

The spelling of 49140100 in words is "forty-nine million, one hundred forty thousand, one hundred".