49820906 has 16 divisors (see below), whose sum is σ = 77552640. Its totient is φ = 23978640.

The previous prime is 49820867. The next prime is 49820917. The reversal of 49820906 is 60902894.

It is a self number, because there is not a number n which added to its sum of digits gives 49820906.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10175 + ... + 14253.

It is an arithmetic number, because the mean of its divisors is an integer number (4847040).

Almost surely, 2^49820906 is an apocalyptic number.

49820906 is a deficient number, since it is larger than the sum of its proper divisors (27731734).

49820906 is a wasteful number, since it uses less digits than its factorization.

49820906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4309.

The product of its (nonzero) digits is 31104, while the sum is 38.

The square root of 49820906 is about 7058.3925932184. The cubic root of 49820906 is about 367.9627650181.

The spelling of 49820906 in words is "forty-nine million, eight hundred twenty thousand, nine hundred six".