49640206 has 16 divisors (see below), whose sum is σ = 92833920. Its totient is φ = 19340280.

The previous prime is 49640197. The next prime is 49640209. The reversal of 49640206 is 60204694.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49640209) 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, 161016 + ... + 161323.

It is an arithmetic number, because the mean of its divisors is an integer number (5802120).

Almost surely, 2^49640206 is an apocalyptic number.

49640206 is a deficient number, since it is larger than the sum of its proper divisors (43193714).

49640206 is a wasteful number, since it uses less digits than its factorization.

49640206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 322359.

The product of its (nonzero) digits is 10368, while the sum is 31.

The square root of 49640206 is about 7045.5806006319. The cubic root of 49640206 is about 367.5173601561.

The spelling of 49640206 in words is "forty-nine million, six hundred forty thousand, two hundred six".