49840101 has 6 divisors (see below), whose sum is σ = 71991270. Its totient is φ = 33226728.

The previous prime is 49840081. The next prime is 49840151. The reversal of 49840101 is 10104894.

It can be written as a sum of positive squares in only one way, i.e., 45239076 + 4601025 = 6726^2 + 2145^2 .

It is not a de Polignac number, because 49840101 - 2⁷ = 49839973 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49840151) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2768886 + ... + 2768903.

It is an arithmetic number, because the mean of its divisors is an integer number (11998545).

Almost surely, 2^49840101 is an apocalyptic number.

It is an amenable number.

49840101 is a deficient number, since it is larger than the sum of its proper divisors (22151169).

49840101 is a wasteful number, since it uses less digits than its factorization.

49840101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5537795 (or 5537792 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 27.

The square root of 49840101 is about 7059.7521911183. The cubic root of 49840101 is about 368.0100151851.

Adding to 49840101 its reverse (10104894), we get a palindrome (59944995).

The spelling of 49840101 in words is "forty-nine million, eight hundred forty thousand, one hundred one".