4234514781 has 48 divisors (see below), whose sum is σ = 7136655360. Its totient is φ = 2218376160.

The previous prime is 4234514777. The next prime is 4234514849. The reversal of 4234514781 is 1874154324.

It is not a de Polignac number, because 4234514781 - 2² = 4234514777 is a prime.

It is a super-2 number, since 2×4234514781² = 35862230861014955922, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4234514701) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 62130 + ... + 111036.

It is an arithmetic number, because the mean of its divisors is an integer number (148680320).

Almost surely, 2^4234514781 is an apocalyptic number.

It is an amenable number.

4234514781 is a deficient number, since it is larger than the sum of its proper divisors (2902140579).

4234514781 is a wasteful number, since it uses less digits than its factorization.

4234514781 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48974 (or 48967 counting only the distinct ones).

The product of its digits is 107520, while the sum is 39.

The square root of 4234514781 is about 65073.1494627392. The cubic root of 4234514781 is about 1617.8362084847.

The spelling of 4234514781 in words is "four billion, two hundred thirty-four million, five hundred fourteen thousand, seven hundred eighty-one".