40956224 has 14 divisors (see below), whose sum is σ = 81272634. Its totient is φ = 20478080.

The previous prime is 40956217. The next prime is 40956241. The reversal of 40956224 is 42265904.

It can be written as a sum of positive squares in only one way, i.e., 39438400 + 1517824 = 6280^2 + 1232^2 .

It is a Harshad number since it is a multiple of its sum of digits (32).

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, 319907 + ... + 320034.

Almost surely, 2^40956224 is an apocalyptic number.

It is an amenable number.

40956224 is a deficient number, since it is larger than the sum of its proper divisors (40316410).

40956224 is an equidigital number, since it uses as much as digits as its factorization.

40956224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 639953 (or 639943 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 32.

The square root of 40956224 is about 6399.7049932009. The cubic root of 40956224 is about 344.6989574424.

The spelling of 40956224 in words is "forty million, nine hundred fifty-six thousand, two hundred twenty-four".