49640200 has 24 divisors (see below), whose sum is σ = 115413930. Its totient is φ = 19856000.

The previous prime is 49640197. The next prime is 49640209. The reversal of 49640200 is 204694.

49640200 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 3 ways, for example, as 33431524 + 16208676 = 5782^2 + 4026^2 .

It is a Harshad number since it is a multiple of its sum of digits (25).

It is not an unprimeable number, because it can be changed into a prime (49640209) 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 5 ways as a sum of consecutive naturals, for example, 123901 + ... + 124300.

Almost surely, 2^49640200 is an apocalyptic number.

49640200 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

49640200 is an abundant number, since it is smaller than the sum of its proper divisors (65773730).

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

49640200 is a wasteful number, since it uses less digits than its factorization.

49640200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 248217 (or 248208 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 49640200 is about 7045.5801748330. The cubic root of 49640200 is about 367.5173453488.

Adding to 49640200 its reverse (204694), we get a palindrome (49844894).

The spelling of 49640200 in words is "forty-nine million, six hundred forty thousand, two hundred".