49405966 has 32 divisors (see below), whose sum is σ = 81648000. Its totient is φ = 22331232.

The previous prime is 49405963. The next prime is 49405981. The reversal of 49405966 is 66950494.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49405963) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 117705 + ... + 118123.

It is an arithmetic number, because the mean of its divisors is an integer number (2551500).

Almost surely, 2^49405966 is an apocalyptic number.

49405966 is a deficient number, since it is larger than the sum of its proper divisors (32242034).

49405966 is a wasteful number, since it uses less digits than its factorization.

49405966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 576.

The product of its (nonzero) digits is 233280, while the sum is 43.

The square root of 49405966 is about 7028.9377575847. The cubic root of 49405966 is about 366.9383736332.

The spelling of 49405966 in words is "forty-nine million, four hundred five thousand, nine hundred sixty-six".