40046854 has 16 divisors (see below), whose sum is σ = 64149120. Its totient is φ = 18708480.

The previous prime is 40046843. The next prime is 40046857. The reversal of 40046854 is 45864004.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40046857) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9339 + ... + 12934.

It is an arithmetic number, because the mean of its divisors is an integer number (4009320).

Almost surely, 2^40046854 is an apocalyptic number.

40046854 is a deficient number, since it is larger than the sum of its proper divisors (24102266).

40046854 is a wasteful number, since it uses less digits than its factorization.

40046854 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22335.

The product of its (nonzero) digits is 15360, while the sum is 31.

The square root of 40046854 is about 6328.2583701995. The cubic root of 40046854 is about 342.1286692533.

The spelling of 40046854 in words is "forty million, forty-six thousand, eight hundred fifty-four".