40426284 has 12 divisors (see below), whose sum is σ = 94328024. Its totient is φ = 13475424.

The previous prime is 40426283. The next prime is 40426339. The reversal of 40426284 is 48262404.

40426284 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (40426283) 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, 1684417 + ... + 1684440.

Almost surely, 2^40426284 is an apocalyptic number.

It is an amenable number.

40426284 is an abundant number, since it is smaller than the sum of its proper divisors (53901740).

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

40426284 is a wasteful number, since it uses less digits than its factorization.

40426284 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3368864 (or 3368862 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 30.

The square root of 40426284 is about 6358.1667169083. The cubic root of 40426284 is about 343.2057912749.

Adding to 40426284 its reverse (48262404), we get a palindrome (88688688).

The spelling of 40426284 in words is "forty million, four hundred twenty-six thousand, two hundred eighty-four".