40416464 has 20 divisors (see below), whose sum is σ = 85426080. Its totient is φ = 18371040.

The previous prime is 40416461. The next prime is 40416491. The reversal of 40416464 is 46461404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40416461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 114644 + ... + 114995.

It is an arithmetic number, because the mean of its divisors is an integer number (4271304).

Almost surely, 2^40416464 is an apocalyptic number.

40416464 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

40416464 is an abundant number, since it is smaller than the sum of its proper divisors (45009616).

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

40416464 is a wasteful number, since it uses less digits than its factorization.

40416464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229658 (or 229652 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 29.

The square root of 40416464 is about 6357.3944348294. The cubic root of 40416464 is about 343.1779995062.

Adding to 40416464 its reverse (46461404), we get a palindrome (86877868).

The spelling of 40416464 in words is "forty million, four hundred sixteen thousand, four hundred sixty-four".