40054685 has 8 divisors (see below), whose sum is σ = 52435296. Its totient is φ = 29130640.

The previous prime is 40054673. The next prime is 40054709. The reversal of 40054685 is 58645004.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 40054685 - 2⁶ = 40054621 is a prime.

It is a Duffinian number.

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, 364079 + ... + 364188.

It is an arithmetic number, because the mean of its divisors is an integer number (6554412).

Almost surely, 2^40054685 is an apocalyptic number.

It is an amenable number.

40054685 is a deficient number, since it is larger than the sum of its proper divisors (12380611).

40054685 is a wasteful number, since it uses less digits than its factorization.

40054685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 728283.

The product of its (nonzero) digits is 19200, while the sum is 32.

The square root of 40054685 is about 6328.8770725935. The cubic root of 40054685 is about 342.1509684248.

Adding to 40054685 its reverse (58645004), we get a palindrome (98699689).

The spelling of 40054685 in words is "forty million, fifty-four thousand, six hundred eighty-five".