49740618 has 8 divisors (see below), whose sum is σ = 99481248. Its totient is φ = 16580204.

The previous prime is 49740601. The next prime is 49740631. The reversal of 49740618 is 81604794.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

49740618 is an admirable number.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4145046 + ... + 4145057.

It is an arithmetic number, because the mean of its divisors is an integer number (12435156).

Almost surely, 2^49740618 is an apocalyptic number.

49740618 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

49740618 is a wasteful number, since it uses less digits than its factorization.

49740618 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8290108.

The product of its (nonzero) digits is 48384, while the sum is 39.

The square root of 49740618 is about 7052.7028861281. The cubic root of 49740618 is about 367.7649974481.

The spelling of 49740618 in words is "forty-nine million, seven hundred forty thousand, six hundred eighteen".