434044140 has 24 divisors (see below), whose sum is σ = 1215323760. Its totient is φ = 115745088.

The previous prime is 434044139. The next prime is 434044141. The reversal of 434044140 is 41440434.

It is an interprime number because it is at equal distance from previous prime (434044139) and next prime (434044141).

It is a self number, because there is not a number n which added to its sum of digits gives 434044140.

It is not an unprimeable number, because it can be changed into a prime (434044141) 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, 3616975 + ... + 3617094.

It is an arithmetic number, because the mean of its divisors is an integer number (50638490).

Almost surely, 2^434044140 is an apocalyptic number.

It is an amenable number.

434044140 is an abundant number, since it is smaller than the sum of its proper divisors (781279620).

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

434044140 is a wasteful number, since it uses less digits than its factorization.

434044140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7234081 (or 7234079 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 24.

The square root of 434044140 is about 20833.7260229657. The cubic root of 434044140 is about 757.1430945091.

Adding to 434044140 its reverse (41440434), we get a palindrome (475484574).

The spelling of 434044140 in words is "four hundred thirty-four million, forty-four thousand, one hundred forty".