49211215 has 8 divisors (see below), whose sum is σ = 59717520. Its totient is φ = 38926272.

The previous prime is 49211207. The next prime is 49211219. The reversal of 49211215 is 51211294.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 49211215 - 2³ = 49211207 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 49211215.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49211219) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54849 + ... + 55738.

It is an arithmetic number, because the mean of its divisors is an integer number (7464690).

Almost surely, 2^49211215 is an apocalyptic number.

49211215 is a deficient number, since it is larger than the sum of its proper divisors (10506305).

49211215 is a wasteful number, since it uses less digits than its factorization.

49211215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110681.

The product of its digits is 720, while the sum is 25.

The square root of 49211215 is about 7015.0705627242. The cubic root of 49211215 is about 366.4555998294.

The spelling of 49211215 in words is "forty-nine million, two hundred eleven thousand, two hundred fifteen".