49500240 has 40 divisors (see below), whose sum is σ = 153451488. Its totient is φ = 13200000.

The previous prime is 49500239. The next prime is 49500247. The reversal of 49500240 is 4200594.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 49500240.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49500247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 102886 + ... + 103365.

Almost surely, 2^49500240 is an apocalyptic number.

49500240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

49500240 is an abundant number, since it is smaller than the sum of its proper divisors (103951248).

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

49500240 is a wasteful number, since it uses less digits than its factorization.

49500240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 206267 (or 206261 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 49500240 is about 7035.6406957718. The cubic root of 49500240 is about 367.1716165093.

The spelling of 49500240 in words is "forty-nine million, five hundred thousand, two hundred forty".