40270512 has 20 divisors (see below), whose sum is σ = 104032280. Its totient is φ = 13423488.

The previous prime is 40270511. The next prime is 40270567. The reversal of 40270512 is 21507204.

40270512 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (40270511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 419437 + ... + 419532.

It is an arithmetic number, because the mean of its divisors is an integer number (5201614).

Almost surely, 2^40270512 is an apocalyptic number.

It is an amenable number.

40270512 is an abundant number, since it is smaller than the sum of its proper divisors (63761768).

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

40270512 is a wasteful number, since it uses less digits than its factorization.

40270512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 838980 (or 838974 counting only the distinct ones).

The product of its (nonzero) digits is 560, while the sum is 21.

The square root of 40270512 is about 6345.9051363852. The cubic root of 40270512 is about 342.7644062679.

Adding to 40270512 its reverse (21507204), we get a palindrome (61777716).

The spelling of 40270512 in words is "forty million, two hundred seventy thousand, five hundred twelve".