49821466 has 4 divisors (see below), whose sum is σ = 74732202. Its totient is φ = 24910732.

The previous prime is 49821461. The next prime is 49821491. The reversal of 49821466 is 66412894.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 46635241 + 3186225 = 6829^2 + 1785^2 .

It is not an unprimeable number, because it can be changed into a prime (49821461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12455365 + ... + 12455368.

Almost surely, 2^49821466 is an apocalyptic number.

49821466 is a deficient number, since it is larger than the sum of its proper divisors (24910736).

49821466 is a wasteful number, since it uses less digits than its factorization.

49821466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24910735.

The product of its digits is 82944, while the sum is 40.

The square root of 49821466 is about 7058.4322621953. The cubic root of 49821466 is about 367.9641436788.

The spelling of 49821466 in words is "forty-nine million, eight hundred twenty-one thousand, four hundred sixty-six".