434441340 has 48 divisors (see below), whose sum is σ = 1351596960. Its totient is φ = 115850880.

The previous prime is 434441321. The next prime is 434441377. The reversal of 434441340 is 43144434.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 401721 + ... + 402800.

It is an arithmetic number, because the mean of its divisors is an integer number (28158270).

Almost surely, 2^434441340 is an apocalyptic number.

It is an amenable number.

434441340 is an abundant number, since it is smaller than the sum of its proper divisors (917155620).

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

434441340 is a wasteful number, since it uses less digits than its factorization.

434441340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 804539 (or 804531 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

The square root of 434441340 is about 20843.2564634224. The cubic root of 434441340 is about 757.3739815854.

Adding to 434441340 its reverse (43144434), we get a palindrome (477585774).

The spelling of 434441340 in words is "four hundred thirty-four million, four hundred forty-one thousand, three hundred forty".