49242251 has 8 divisors (see below), whose sum is σ = 52227504. Its totient is φ = 46266880.

The previous prime is 49242239. The next prime is 49242257. The reversal of 49242251 is 15224294.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-49242251 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (49242257) 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, 9491 + ... + 13731.

It is an arithmetic number, because the mean of its divisors is an integer number (6528438).

Almost surely, 2^49242251 is an apocalyptic number.

49242251 is a deficient number, since it is larger than the sum of its proper divisors (2985253).

49242251 is a wasteful number, since it uses less digits than its factorization.

49242251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4941.

The product of its digits is 5760, while the sum is 29.

The square root of 49242251 is about 7017.2823087004. The cubic root of 49242251 is about 366.5326210660.

The spelling of 49242251 in words is "forty-nine million, two hundred forty-two thousand, two hundred fifty-one".