40244768 has 24 divisors (see below), whose sum is σ = 79436700. Its totient is φ = 20070400.

The previous prime is 40244759. The next prime is 40244777. The reversal of 40244768 is 86744204.

It is an interprime number because it is at equal distance from previous prime (40244759) and next prime (40244777).

It can be written as a sum of positive squares in 2 ways, for example, as 40094224 + 150544 = 6332^2 + 388^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12968 + ... + 15768.

Almost surely, 2^40244768 is an apocalyptic number.

It is an amenable number.

40244768 is a deficient number, since it is larger than the sum of its proper divisors (39191932).

40244768 is a wasteful number, since it uses less digits than its factorization.

40244768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3260 (or 3252 counting only the distinct ones).

The product of its (nonzero) digits is 43008, while the sum is 35.

The square root of 40244768 is about 6343.8764174596. The cubic root of 40244768 is about 342.6913502653.

The spelling of 40244768 in words is "forty million, two hundred forty-four thousand, seven hundred sixty-eight".