50357749 has 8 divisors (see below), whose sum is σ = 54351360. Its totient is φ = 46381296.

The previous prime is 50357743. The next prime is 50357759. The reversal of 50357749 is 94775305.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-50357749 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 (50357743) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2184 + ... + 10270.

It is an arithmetic number, because the mean of its divisors is an integer number (6793920).

Almost surely, 2^50357749 is an apocalyptic number.

It is an amenable number.

50357749 is a deficient number, since it is larger than the sum of its proper divisors (3993611).

50357749 is a wasteful number, since it uses less digits than its factorization.

50357749 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8579.

The product of its (nonzero) digits is 132300, while the sum is 40.

The square root of 50357749 is about 7096.3193981105. The cubic root of 50357749 is about 369.2797016624.

The spelling of 50357749 in words is "fifty million, three hundred fifty-seven thousand, seven hundred forty-nine".