49904837 has 2 divisors, whose sum is σ = 49904838. Its totient is φ = 49904836.

The previous prime is 49904821. The next prime is 49904861. The reversal of 49904837 is 73840994.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 46977316 + 2927521 = 6854^2 + 1711^2 .

It is a cyclic number.

It is not a de Polignac number, because 49904837 - 2⁴ = 49904821 is a prime.

It is equal to p_2995766 and since 49904837 and 2995766 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49904867) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24952418 + 24952419.

It is an arithmetic number, because the mean of its divisors is an integer number (24952419).

Almost surely, 2^49904837 is an apocalyptic number.

It is an amenable number.

49904837 is a deficient number, since it is larger than the sum of its proper divisors (1).

49904837 is an equidigital number, since it uses as much as digits as its factorization.

49904837 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 217728, while the sum is 44.

The square root of 49904837 is about 7064.3355667748. The cubic root of 49904837 is about 368.1692791026.

The spelling of 49904837 in words is "forty-nine million, nine hundred four thousand, eight hundred thirty-seven".