49118015 has 16 divisors (see below), whose sum is σ = 63592128. Its totient is φ = 36281856.

The previous prime is 49117979. The next prime is 49118023. The reversal of 49118015 is 51081194.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-49118015 is a prime.

It is a super-3 number, since 3×49118015³ (a number of 24 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 947 + ... + 9956.

It is an arithmetic number, because the mean of its divisors is an integer number (3974508).

Almost surely, 2^49118015 is an apocalyptic number.

49118015 is a deficient number, since it is larger than the sum of its proper divisors (14474113).

49118015 is a wasteful number, since it uses less digits than its factorization.

49118015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10978.

The product of its (nonzero) digits is 1440, while the sum is 29.

The square root of 49118015 is about 7008.4245733260. The cubic root of 49118015 is about 366.2241129921.

The spelling of 49118015 in words is "forty-nine million, one hundred eighteen thousand, fifteen".