434412140 has 24 divisors (see below), whose sum is σ = 916060992. Its totient is φ = 173041920.

The previous prime is 434412133. The next prime is 434412149. The reversal of 434412140 is 41214434.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (434412149) 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, 40244 + ... + 49883.

It is an arithmetic number, because the mean of its divisors is an integer number (38169208).

Almost surely, 2^434412140 is an apocalyptic number.

It is an amenable number.

434412140 is an abundant number, since it is smaller than the sum of its proper divisors (481648852).

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

434412140 is a wasteful number, since it uses less digits than its factorization.

434412140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90377 (or 90375 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 434412140 is about 20842.5559852912. Note that the first 3 decimals coincide. The cubic root of 434412140 is about 757.3570128075.

Adding to 434412140 its reverse (41214434), we get a palindrome (475626574).

The spelling of 434412140 in words is "four hundred thirty-four million, four hundred twelve thousand, one hundred forty".