49151826 has 16 divisors (see below), whose sum is σ = 109226400. Its totient is φ = 16383924.

The previous prime is 49151821. The next prime is 49151827. The reversal of 49151826 is 62815194.

It is not an unprimeable number, because it can be changed into a prime (49151821) 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, 455056 + ... + 455163.

It is an arithmetic number, because the mean of its divisors is an integer number (6826650).

Almost surely, 2^49151826 is an apocalyptic number.

49151826 is an abundant number, since it is smaller than the sum of its proper divisors (60074574).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

49151826 is a wasteful number, since it uses less digits than its factorization.

49151826 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 910230 (or 910224 counting only the distinct ones).

The product of its digits is 17280, while the sum is 36.

The square root of 49151826 is about 7010.8363267160. The cubic root of 49151826 is about 366.3081253677.

The spelling of 49151826 in words is "forty-nine million, one hundred fifty-one thousand, eight hundred twenty-six".