440268552 has 96 divisors (see below), whose sum is σ = 1224737280. Its totient is φ = 142813440.

The previous prime is 440268527. The next prime is 440268557. The reversal of 440268552 is 255862044.

It is a happy number.

440268552 is a `hidden beast` number, since 4 + 40 + 2 + 68 + 552 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (440268557) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 950673 + ... + 951135.

It is an arithmetic number, because the mean of its divisors is an integer number (12757680).

Almost surely, 2^440268552 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 440268552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (612368640).

440268552 is an abundant number, since it is smaller than the sum of its proper divisors (784468728).

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

440268552 is a wasteful number, since it uses less digits than its factorization.

440268552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 803 (or 796 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 36.

The square root of 440268552 is about 20982.5773440729. The cubic root of 440268552 is about 760.7452016643.

The spelling of 440268552 in words is "four hundred forty million, two hundred sixty-eight thousand, five hundred fifty-two".