434318436 has 30 divisors (see below), whose sum is σ = 1135395030. Its totient is φ = 144772704.

The previous prime is 434318389. The next prime is 434318441. The reversal of 434318436 is 634813434.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 320768100 + 113550336 = 17910^2 + 10656^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 434318436.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 669921 + ... + 670568.

It is an arithmetic number, because the mean of its divisors is an integer number (37846501).

Almost surely, 2^434318436 is an apocalyptic number.

It is an amenable number.

434318436 is an abundant number, since it is smaller than the sum of its proper divisors (701076594).

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

434318436 is a wasteful number, since it uses less digits than its factorization.

434318436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1340505 (or 1340494 counting only the distinct ones).

The product of its digits is 82944, while the sum is 36.

The square root of 434318436 is about 20840.3079631756. The cubic root of 434318436 is about 757.3025541662.

The spelling of 434318436 in words is "four hundred thirty-four million, three hundred eighteen thousand, four hundred thirty-six".