49321817 has 8 divisors (see below), whose sum is σ = 51326880. Its totient is φ = 47355840.

The previous prime is 49321813. The next prime is 49321819. The reversal of 49321817 is 71812394.

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 49321817 - 2² = 49321813 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (49321813) 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, 7184 + ... + 12257.

It is an arithmetic number, because the mean of its divisors is an integer number (6415860).

Almost surely, 2^49321817 is an apocalyptic number.

It is an amenable number.

49321817 is a deficient number, since it is larger than the sum of its proper divisors (2005063).

49321817 is a wasteful number, since it uses less digits than its factorization.

49321817 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19543.

The product of its digits is 12096, while the sum is 35.

The square root of 49321817 is about 7022.9493092290. The cubic root of 49321817 is about 366.7299302227.

The spelling of 49321817 in words is "forty-nine million, three hundred twenty-one thousand, eight hundred seventeen".