49490803 has 2 divisors, whose sum is σ = 49490804. Its totient is φ = 49490802.

The previous prime is 49490773. The next prime is 49490821. The reversal of 49490803 is 30809494.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-49490803 is a prime.

It is not a weakly prime, because it can be changed into another prime (49490843) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24745401 + 24745402.

It is an arithmetic number, because the mean of its divisors is an integer number (24745402).

Almost surely, 2^49490803 is an apocalyptic number.

49490803 is a deficient number, since it is larger than the sum of its proper divisors (1).

49490803 is an equidigital number, since it uses as much as digits as its factorization.

49490803 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 31104, while the sum is 37.

The square root of 49490803 is about 7034.9700070434. The cubic root of 49490803 is about 367.1482818159.

The spelling of 49490803 in words is "forty-nine million, four hundred ninety thousand, eight hundred three".