49381737 has 4 divisors (see below), whose sum is σ = 65842320. Its totient is φ = 32921156.

The previous prime is 49381721. The next prime is 49381771. The reversal of 49381737 is 73718394.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 49381737 - 2⁴ = 49381721 is a prime.

It is not an unprimeable number, because it can be changed into a prime (49381237) 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, 8230287 + ... + 8230292.

It is an arithmetic number, because the mean of its divisors is an integer number (16460580).

Almost surely, 2^49381737 is an apocalyptic number.

It is an amenable number.

49381737 is a deficient number, since it is larger than the sum of its proper divisors (16460583).

49381737 is a wasteful number, since it uses less digits than its factorization.

49381737 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16460582.

The product of its digits is 127008, while the sum is 42.

The square root of 49381737 is about 7027.2140283330. The cubic root of 49381737 is about 366.8783808543.

The spelling of 49381737 in words is "forty-nine million, three hundred eighty-one thousand, seven hundred thirty-seven".