49192217 has 4 divisors (see below), whose sum is σ = 49206480. Its totient is φ = 49177956.

The previous prime is 49192211. The next prime is 49192219. The reversal of 49192217 is 71229194.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 49192217 - 2²⁴ = 32415001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (49192211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1634 + ... + 10052.

It is an arithmetic number, because the mean of its divisors is an integer number (12301620).

Almost surely, 2^49192217 is an apocalyptic number.

It is an amenable number.

49192217 is a deficient number, since it is larger than the sum of its proper divisors (14263).

49192217 is an equidigital number, since it uses as much as digits as its factorization.

49192217 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14262.

The product of its digits is 9072, while the sum is 35.

The square root of 49192217 is about 7013.7163472727. The cubic root of 49192217 is about 366.4084370058.

The spelling of 49192217 in words is "forty-nine million, one hundred ninety-two thousand, two hundred seventeen".