40468473 has 6 divisors (see below), whose sum is σ = 58454474. Its totient is φ = 26978976.

The previous prime is 40468471. The next prime is 40468487. The reversal of 40468473 is 37486404.

It can be written as a sum of positive squares in only one way, i.e., 38044224 + 2424249 = 6168^2 + 1557^2 .

It is not a de Polignac number, because 40468473 - 2¹ = 40468471 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40468471) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2248240 + ... + 2248257.

Almost surely, 2^40468473 is an apocalyptic number.

It is an amenable number.

40468473 is a deficient number, since it is larger than the sum of its proper divisors (17986001).

40468473 is a wasteful number, since it uses less digits than its factorization.

40468473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4496503 (or 4496500 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 36.

The square root of 40468473 is about 6361.4835533860. The cubic root of 40468473 is about 343.3251399894.

The spelling of 40468473 in words is "forty million, four hundred sixty-eight thousand, four hundred seventy-three".