40244122 has 4 divisors (see below), whose sum is σ = 60366186. Its totient is φ = 20122060.

The previous prime is 40244081. The next prime is 40244137. The reversal of 40244122 is 22144204.

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., 37687321 + 2556801 = 6139^2 + 1599^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 40244122.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10061029 + ... + 10061032.

Almost surely, 2^40244122 is an apocalyptic number.

40244122 is a deficient number, since it is larger than the sum of its proper divisors (20122064).

40244122 is a wasteful number, since it uses less digits than its factorization.

40244122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20122063.

The product of its (nonzero) digits is 512, while the sum is 19.

The square root of 40244122 is about 6343.8255020137. The cubic root of 40244122 is about 342.6895166538.

Adding to 40244122 its reverse (22144204), we get a palindrome (62388326).

The spelling of 40244122 in words is "forty million, two hundred forty-four thousand, one hundred twenty-two".