49903547 has 2 divisors, whose sum is σ = 49903548. Its totient is φ = 49903546.

The previous prime is 49903541. The next prime is 49903561. The reversal of 49903547 is 74530994.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 49903547 - 2⁴ = 49903531 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (49903541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24951773 + 24951774.

It is an arithmetic number, because the mean of its divisors is an integer number (24951774).

Almost surely, 2^49903547 is an apocalyptic number.

49903547 is a deficient number, since it is larger than the sum of its proper divisors (1).

49903547 is an equidigital number, since it uses as much as digits as its factorization.

49903547 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 136080, while the sum is 41.

The square root of 49903547 is about 7064.2442624813. The cubic root of 49903547 is about 368.1661067818.

The spelling of 49903547 in words is "forty-nine million, nine hundred three thousand, five hundred forty-seven".