40454318 has 16 divisors (see below), whose sum is σ = 63038976. Its totient is φ = 19449720.

The previous prime is 40454291. The next prime is 40454321. The reversal of 40454318 is 81345404.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8105 + ... + 12107.

It is an arithmetic number, because the mean of its divisors is an integer number (3939936).

Almost surely, 2^40454318 is an apocalyptic number.

40454318 is a deficient number, since it is larger than the sum of its proper divisors (22584658).

40454318 is a wasteful number, since it uses less digits than its factorization.

40454318 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4199.

The product of its (nonzero) digits is 7680, while the sum is 29.

The square root of 40454318 is about 6360.3709011346. The cubic root of 40454318 is about 343.2851060756.

The spelling of 40454318 in words is "forty million, four hundred fifty-four thousand, three hundred eighteen".