40319064 has 48 divisors (see below), whose sum is σ = 114948600. Its totient is φ = 12731904.

The previous prime is 40319063. The next prime is 40319089. The reversal of 40319064 is 46091304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40319063) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13369 + ... + 16104.

Almost surely, 2^40319064 is an apocalyptic number.

It is an amenable number.

40319064 is an abundant number, since it is smaller than the sum of its proper divisors (74629536).

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

40319064 is a wasteful number, since it uses less digits than its factorization.

40319064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29504 (or 29497 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 40319064 is about 6349.7294430550. The cubic root of 40319064 is about 342.9021018423.

The spelling of 40319064 in words is "forty million, three hundred nineteen thousand, sixty-four".