40366444 has 12 divisors (see below), whose sum is σ = 70694344. Its totient is φ = 20168064.

The previous prime is 40366429. The next prime is 40366511. The reversal of 40366444 is 44466304.

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, 3964 + ... + 9820.

Almost surely, 2^40366444 is an apocalyptic number.

It is an amenable number.

40366444 is a deficient number, since it is larger than the sum of its proper divisors (30327900).

40366444 is a wasteful number, since it uses less digits than its factorization.

40366444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7584 (or 7582 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 31.

The square root of 40366444 is about 6353.4592152622. The cubic root of 40366444 is about 343.0363670439.

The spelling of 40366444 in words is "forty million, three hundred sixty-six thousand, four hundred forty-four".