40366254 has 16 divisors (see below), whose sum is σ = 80865792. Its totient is φ = 13433208.

The previous prime is 40366243. The next prime is 40366267. The reversal of 40366254 is 45266304.

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, 1374 + ... + 9089.

It is an arithmetic number, because the mean of its divisors is an integer number (5054112).

Almost surely, 2^40366254 is an apocalyptic number.

40366254 is an abundant number, since it is smaller than the sum of its proper divisors (40499538).

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

40366254 is a wasteful number, since it uses less digits than its factorization.

40366254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11111.

The product of its (nonzero) digits is 17280, while the sum is 30.

The square root of 40366254 is about 6353.4442627602. Note that the first 3 decimals coincide. The cubic root of 40366254 is about 343.0358288327.

The spelling of 40366254 in words is "forty million, three hundred sixty-six thousand, two hundred fifty-four".