40684516 has 36 divisors (see below), whose sum is σ = 76664448. Its totient is φ = 18847488.

The previous prime is 40684507. The next prime is 40684531. The reversal of 40684516 is 61548604.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 419380 + ... + 419476.

It is an arithmetic number, because the mean of its divisors is an integer number (2129568).

Almost surely, 2^40684516 is an apocalyptic number.

40684516 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

It is an amenable number.

40684516 is a deficient number, since it is larger than the sum of its proper divisors (35979932).

40684516 is a wasteful number, since it uses less digits than its factorization.

40684516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 268 (or 169 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 34.

The square root of 40684516 is about 6378.4415024362. The cubic root of 40684516 is about 343.9350089048.

The spelling of 40684516 in words is "forty million, six hundred eighty-four thousand, five hundred sixteen".