40266264 has 64 divisors (see below), whose sum is σ = 104186880. Its totient is φ = 12960000.

The previous prime is 40266211. The next prime is 40266271. The reversal of 40266264 is 46266204.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 148449 + ... + 148719.

It is an arithmetic number, because the mean of its divisors is an integer number (1627920).

Almost surely, 2^40266264 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40266264, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (52093440).

40266264 is an abundant number, since it is smaller than the sum of its proper divisors (63920616).

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

40266264 is a wasteful number, since it uses less digits than its factorization.

40266264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 472 (or 468 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 30.

The square root of 40266264 is about 6345.5704235317. The cubic root of 40266264 is about 342.7523534918.

It can be divided in two parts, 402 and 66264, that added together give a palindrome (66666).

The spelling of 40266264 in words is "forty million, two hundred sixty-six thousand, two hundred sixty-four".