40100344 has 8 divisors (see below), whose sum is σ = 75188160. Its totient is φ = 20050168.

The previous prime is 40100327. The next prime is 40100351. The reversal of 40100344 is 44300104.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2506264 + ... + 2506279.

It is an arithmetic number, because the mean of its divisors is an integer number (9398520).

Almost surely, 2^40100344 is an apocalyptic number.

It is an amenable number.

40100344 is a deficient number, since it is larger than the sum of its proper divisors (35087816).

40100344 is a wasteful number, since it uses less digits than its factorization.

40100344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5012549 (or 5012545 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 40100344 is about 6332.4832411938. The cubic root of 40100344 is about 342.2809269119.

Adding to 40100344 its reverse (44300104), we get a palindrome (84400448).

The spelling of 40100344 in words is "forty million, one hundred thousand, three hundred forty-four".