40656054 has 8 divisors (see below), whose sum is σ = 81312120. Its totient is φ = 13552016.

The previous prime is 40656053. The next prime is 40656059. The reversal of 40656054 is 45065604.

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

40656054 is an admirable number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40656053) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3387999 + ... + 3388010.

It is an arithmetic number, because the mean of its divisors is an integer number (10164015).

Almost surely, 2^40656054 is an apocalyptic number.

40656054 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

40656054 is a wasteful number, since it uses less digits than its factorization.

40656054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6776014.

The product of its (nonzero) digits is 14400, while the sum is 30.

The square root of 40656054 is about 6376.2100028152. The cubic root of 40656054 is about 343.8547870512.

The spelling of 40656054 in words is "forty million, six hundred fifty-six thousand, fifty-four".