49973503 has 4 divisors (see below), whose sum is σ = 52146288. Its totient is φ = 47800720.

The previous prime is 49973479. The next prime is 49973509. The reversal of 49973503 is 30537994.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 30537994 = 2 ⋅15268997.

It is a cyclic number.

It is not a de Polignac number, because 49973503 - 2⁵ = 49973471 is a prime.

It is a super-3 number, since 3×49973503³ (a number of 24 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49973509) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1086358 + ... + 1086403.

It is an arithmetic number, because the mean of its divisors is an integer number (13036572).

Almost surely, 2^49973503 is an apocalyptic number.

49973503 is a deficient number, since it is larger than the sum of its proper divisors (2172785).

49973503 is a wasteful number, since it uses less digits than its factorization.

49973503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2172784.

The product of its (nonzero) digits is 102060, while the sum is 40.

The square root of 49973503 is about 7069.1939427349. The cubic root of 49973503 is about 368.3380611766.

The spelling of 49973503 in words is "forty-nine million, nine hundred seventy-three thousand, five hundred three".