49045949 has 2 divisors, whose sum is σ = 49045950. Its totient is φ = 49045948.

The previous prime is 49045889. The next prime is 49045961. The reversal of 49045949 is 94954094.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 36844900 + 12201049 = 6070^2 + 3493^2 .

It is a cyclic number.

It is not a de Polignac number, because 49045949 - 2⁸ = 49045693 is a prime.

It is a super-2 number, since 2×49045949² = 4811010226621202, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49005949) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24522974 + 24522975.

It is an arithmetic number, because the mean of its divisors is an integer number (24522975).

Almost surely, 2^49045949 is an apocalyptic number.

It is an amenable number.

49045949 is a deficient number, since it is larger than the sum of its proper divisors (1).

49045949 is an equidigital number, since it uses as much as digits as its factorization.

49045949 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 233280, while the sum is 44.

The square root of 49045949 is about 7003.2813023611. The cubic root of 49045949 is about 366.0449171983.

It can be divided in two parts, 49045 and 949, that added together give a palindrome (49994).

The spelling of 49045949 in words is "forty-nine million, forty-five thousand, nine hundred forty-nine".