434031140 has 24 divisors (see below), whose sum is σ = 926916480. Its totient is φ = 170669408.

The previous prime is 434031113. The next prime is 434031149. The reversal of 434031140 is 41130434.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is not an unprimeable number, because it can be changed into a prime (434031149) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 182732 + ... + 185091.

It is an arithmetic number, because the mean of its divisors is an integer number (38621520).

Almost surely, 2^434031140 is an apocalyptic number.

It is an amenable number.

434031140 is an abundant number, since it is smaller than the sum of its proper divisors (492885340).

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

434031140 is a wasteful number, since it uses less digits than its factorization.

434031140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 367891 (or 367889 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 434031140 is about 20833.4140265104. The cubic root of 434031140 is about 757.1355354019.

Adding to 434031140 its reverse (41130434), we get a palindrome (475161574).

The spelling of 434031140 in words is "four hundred thirty-four million, thirty-one thousand, one hundred forty".