434722641 has 32 divisors (see below), whose sum is σ = 632524800. Its totient is φ = 264565440.

The previous prime is 434722637. The next prime is 434722643. The reversal of 434722641 is 146227434.

It is not a de Polignac number, because 434722641 - 2² = 434722637 is a prime.

It is not an unprimeable number, because it can be changed into a prime (434722643) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 612795 + ... + 613503.

It is an arithmetic number, because the mean of its divisors is an integer number (19766400).

Almost surely, 2^434722641 is an apocalyptic number.

It is an amenable number.

434722641 is a deficient number, since it is larger than the sum of its proper divisors (197802159).

434722641 is a wasteful number, since it uses less digits than its factorization.

434722641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1109.

The product of its digits is 32256, while the sum is 33.

The square root of 434722641 is about 20850.0033812947. The cubic root of 434722641 is about 757.5374130025.

The spelling of 434722641 in words is "four hundred thirty-four million, seven hundred twenty-two thousand, six hundred forty-one".