49529213 has 2 divisors, whose sum is σ = 49529214. Its totient is φ = 49529212.

The previous prime is 49529191. The next prime is 49529237. The reversal of 49529213 is 31292594.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 49042009 + 487204 = 7003^2 + 698^2 .

It is a cyclic number.

It is not a de Polignac number, because 49529213 - 2⁸ = 49528957 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49579213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24764606 + 24764607.

It is an arithmetic number, because the mean of its divisors is an integer number (24764607).

Almost surely, 2^49529213 is an apocalyptic number.

It is an amenable number.

49529213 is a deficient number, since it is larger than the sum of its proper divisors (1).

49529213 is an equidigital number, since it uses as much as digits as its factorization.

49529213 is an evil number, because the sum of its binary digits is even.

The product of its digits is 19440, while the sum is 35.

The square root of 49529213 is about 7037.6994110291. The cubic root of 49529213 is about 367.2432389795.

The spelling of 49529213 in words is "forty-nine million, five hundred twenty-nine thousand, two hundred thirteen".