40054238 has 16 divisors (see below), whose sum is σ = 68757504. Its totient is φ = 17142840.

The previous prime is 40054229. The next prime is 40054241. The reversal of 40054238 is 83245004.

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, 12431 + ... + 15317.

It is an arithmetic number, because the mean of its divisors is an integer number (4297344).

Almost surely, 2^40054238 is an apocalyptic number.

40054238 is a deficient number, since it is larger than the sum of its proper divisors (28703266).

40054238 is a wasteful number, since it uses less digits than its factorization.

40054238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3887.

The product of its (nonzero) digits is 3840, while the sum is 26.

The square root of 40054238 is about 6328.8417581734. The cubic root of 40054238 is about 342.1496956477.

The spelling of 40054238 in words is "forty million, fifty-four thousand, two hundred thirty-eight".