49953503 has 4 divisors (see below), whose sum is σ = 49969080. Its totient is φ = 49937928.

The previous prime is 49953443. The next prime is 49953511. The reversal of 49953503 is 30535994.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 49953503 - 2⁶ = 49953439 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49953523) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1013 + ... + 10046.

It is an arithmetic number, because the mean of its divisors is an integer number (12492270).

Almost surely, 2^49953503 is an apocalyptic number.

49953503 is a deficient number, since it is larger than the sum of its proper divisors (15577).

49953503 is a wasteful number, since it uses less digits than its factorization.

49953503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15576.

The product of its (nonzero) digits is 72900, while the sum is 38.

The square root of 49953503 is about 7067.7792127372. The cubic root of 49953503 is about 368.2889168384.

The spelling of 49953503 in words is "forty-nine million, nine hundred fifty-three thousand, five hundred three".