40446284 has 12 divisors (see below), whose sum is σ = 71511384. Its totient is φ = 20014464.

The previous prime is 40446283. The next prime is 40446299. The reversal of 40446284 is 48264404.

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 40446284.

It is not an unprimeable number, because it can be changed into a prime (40446283) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51734 + ... + 52509.

It is an arithmetic number, because the mean of its divisors is an integer number (5959282).

Almost surely, 2^40446284 is an apocalyptic number.

It is an amenable number.

40446284 is a deficient number, since it is larger than the sum of its proper divisors (31065100).

40446284 is a wasteful number, since it uses less digits than its factorization.

40446284 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104344 (or 104342 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 32.

The square root of 40446284 is about 6359.7393028331. The cubic root of 40446284 is about 343.2623797407.

The spelling of 40446284 in words is "forty million, four hundred forty-six thousand, two hundred eighty-four".