49924813 has 2 divisors, whose sum is σ = 49924814. Its totient is φ = 49924812.

The previous prime is 49924783. The next prime is 49924829. The reversal of 49924813 is 31842994.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 49028004 + 896809 = 7002^2 + 947^2 .

It is a cyclic number.

It is not a de Polignac number, because 49924813 - 2¹⁷ = 49793741 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49924873) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24962406 + 24962407.

It is an arithmetic number, because the mean of its divisors is an integer number (24962407).

Almost surely, 2^49924813 is an apocalyptic number.

It is an amenable number.

49924813 is a deficient number, since it is larger than the sum of its proper divisors (1).

49924813 is an equidigital number, since it uses as much as digits as its factorization.

49924813 is an evil number, because the sum of its binary digits is even.

The product of its digits is 62208, while the sum is 40.

The square root of 49924813 is about 7065.7492879383. The cubic root of 49924813 is about 368.2183963751.

The spelling of 49924813 in words is "forty-nine million, nine hundred twenty-four thousand, eight hundred thirteen".