49491226 has 16 divisors (see below), whose sum is σ = 77855400. Its totient is φ = 23563008.

The previous prime is 49491217. The next prime is 49491229. The reversal of 49491226 is 62219494.

It is a happy number.

It is a Cunningham number, because it is equal to 7035²+1.

It can be written as a sum of positive squares in 4 ways, for example, as 49491225 + 1 = 7035^2 + 1^2 .

It is not an unprimeable number, because it can be changed into a prime (49491229) 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, 1611 + ... + 10078.

Almost surely, 2^49491226 is an apocalyptic number.

49491226 is a deficient number, since it is larger than the sum of its proper divisors (28364174).

49491226 is a wasteful number, since it uses less digits than its factorization.

49491226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11793.

The product of its digits is 31104, while the sum is 37.

The square root of 49491226 is about 7035.0000710732. Note that the first 4 decimals coincide. The cubic root of 49491226 is about 367.1493278236.

The spelling of 49491226 in words is "forty-nine million, four hundred ninety-one thousand, two hundred twenty-six".