40460138 has 8 divisors (see below), whose sum is σ = 61981632. Its totient is φ = 19799596.

The previous prime is 40460137. The next prime is 40460143. The reversal of 40460138 is 83106404.

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

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (40460137) 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, 215120 + ... + 215307.

It is an arithmetic number, because the mean of its divisors is an integer number (7747704).

Almost surely, 2^40460138 is an apocalyptic number.

40460138 is a deficient number, since it is larger than the sum of its proper divisors (21521494).

40460138 is a wasteful number, since it uses less digits than its factorization.

40460138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 430476.

The product of its (nonzero) digits is 2304, while the sum is 26.

The square root of 40460138 is about 6360.8284051686. The cubic root of 40460138 is about 343.3015676353.

The spelling of 40460138 in words is "forty million, four hundred sixty thousand, one hundred thirty-eight".