434026140 has 48 divisors (see below), whose sum is σ = 1216881792. Its totient is φ = 115587136.

The previous prime is 434026129. The next prime is 434026147. The reversal of 434026140 is 41620434.

It is a self number, because there is not a number n which added to its sum of digits gives 434026140.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (434026147) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45247 + ... + 53993.

It is an arithmetic number, because the mean of its divisors is an integer number (25351704).

Almost surely, 2^434026140 is an apocalyptic number.

It is an amenable number.

434026140 is an abundant number, since it is smaller than the sum of its proper divisors (782855652).

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

434026140 is a wasteful number, since it uses less digits than its factorization.

434026140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9586 (or 9584 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 434026140 is about 20833.2940266296. The cubic root of 434026140 is about 757.1326280128.

Adding to 434026140 its reverse (41620434), we get a palindrome (475646574).

The spelling of 434026140 in words is "four hundred thirty-four million, twenty-six thousand, one hundred forty".