49019837 has 2 divisors, whose sum is σ = 49019838. Its totient is φ = 49019836.

The previous prime is 49019821. The next prime is 49019881. The reversal of 49019837 is 73891094.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 48636676 + 383161 = 6974^2 + 619^2 .

It is a cyclic number.

It is not a de Polignac number, because 49019837 - 2⁴ = 49019821 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 49019794 and 49019803.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49019237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24509918 + 24509919.

It is an arithmetic number, because the mean of its divisors is an integer number (24509919).

Almost surely, 2^49019837 is an apocalyptic number.

It is an amenable number.

49019837 is a deficient number, since it is larger than the sum of its proper divisors (1).

49019837 is an equidigital number, since it uses as much as digits as its factorization.

49019837 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 54432, while the sum is 41.

The square root of 49019837 is about 7001.4167851943. The cubic root of 49019837 is about 365.9799450526.

The spelling of 49019837 in words is "forty-nine million, nineteen thousand, eight hundred thirty-seven".