49001219 has 2 divisors, whose sum is σ = 49001220. Its totient is φ = 49001218.

The previous prime is 49001179. The next prime is 49001233. The reversal of 49001219 is 91210094.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-49001219 is a prime.

It is a super-2 number, since 2×49001219² = 4802238926971922, which contains 22 as substring.

It is a Chen prime.

It is equal to p_2944601 and since 49001219 and 2944601 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (49001269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24500609 + 24500610.

It is an arithmetic number, because the mean of its divisors is an integer number (24500610).

Almost surely, 2^49001219 is an apocalyptic number.

49001219 is a deficient number, since it is larger than the sum of its proper divisors (1).

49001219 is an equidigital number, since it uses as much as digits as its factorization.

49001219 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 26.

The square root of 49001219 is about 7000.0870708870. The cubic root of 49001219 is about 365.9336054626.

The spelling of 49001219 in words is "forty-nine million, one thousand, two hundred nineteen".