40454682 has 16 divisors (see below), whose sum is σ = 81265440. Its totient is φ = 13425552.

The previous prime is 40454671. The next prime is 40454719. The reversal of 40454682 is 28645404.

It is a super-2 number, since 2×40454682² = 3273162591442248, which contains 22 as substring.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 13348 + ... + 16095.

It is an arithmetic number, because the mean of its divisors is an integer number (5079090).

Almost surely, 2^40454682 is an apocalyptic number.

40454682 is an abundant number, since it is smaller than the sum of its proper divisors (40810758).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40454682 is a wasteful number, since it uses less digits than its factorization.

40454682 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29677.

The product of its (nonzero) digits is 30720, while the sum is 33.

The square root of 40454682 is about 6360.3995157537. The cubic root of 40454682 is about 343.2861356765.

The spelling of 40454682 in words is "forty million, four hundred fifty-four thousand, six hundred eighty-two".