440147034 has 80 divisors (see below), whose sum is σ = 1059448896. Its totient is φ = 136080000.

The previous prime is 440147023. The next prime is 440147063. The reversal of 440147034 is 430741044.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 440146989 and 440147007.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 194409 + ... + 196659.

Almost surely, 2^440147034 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 440147034, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (529724448).

440147034 is an abundant number, since it is smaller than the sum of its proper divisors (619301862).

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

440147034 is a wasteful number, since it uses less digits than its factorization.

440147034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2353 (or 2344 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 27.

The square root of 440147034 is about 20979.6814561137. The cubic root of 440147034 is about 760.6752044309.

Adding to 440147034 its reverse (430741044), we get a palindrome (870888078).

The spelling of 440147034 in words is "four hundred forty million, one hundred forty-seven thousand, thirty-four".