49987603 has 2 divisors, whose sum is σ = 49987604. Its totient is φ = 49987602.

The previous prime is 49987589. The next prime is 49987643. The reversal of 49987603 is 30678994.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 49987603 - 2¹⁷ = 49856531 is a prime.

It is not a weakly prime, because it can be changed into another prime (49987643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24993801 + 24993802.

It is an arithmetic number, because the mean of its divisors is an integer number (24993802).

Almost surely, 2^49987603 is an apocalyptic number.

49987603 is a deficient number, since it is larger than the sum of its proper divisors (1).

49987603 is an equidigital number, since it uses as much as digits as its factorization.

49987603 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 326592, while the sum is 46.

The square root of 49987603 is about 7070.1911572460. The cubic root of 49987603 is about 368.3727000550.

The spelling of 49987603 in words is "forty-nine million, nine hundred eighty-seven thousand, six hundred three".