40444414 has 4 divisors (see below), whose sum is σ = 60666624. Its totient is φ = 20222206.

The previous prime is 40444399. The next prime is 40444421. The reversal of 40444414 is 41444404.

It is a happy number.

It is a semiprime because it is the product of two primes.

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, 10111102 + ... + 10111105.

It is an arithmetic number, because the mean of its divisors is an integer number (15166656).

Almost surely, 2^40444414 is an apocalyptic number.

40444414 is a deficient number, since it is larger than the sum of its proper divisors (20222210).

40444414 is a wasteful number, since it uses less digits than its factorization.

40444414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20222209.

The product of its (nonzero) digits is 4096, while the sum is 25.

The square root of 40444414 is about 6359.5922825288. The cubic root of 40444414 is about 343.2570895099.

Adding to 40444414 its reverse (41444404), we get a palindrome (81888818).

The spelling of 40444414 in words is "forty million, four hundred forty-four thousand, four hundred fourteen".