4258435491 has 8 divisors (see below), whose sum is σ = 6308793360. Its totient is φ = 2838956976.

The previous prime is 4258435483. The next prime is 4258435499. The reversal of 4258435491 is 1945348524.

4258435491 is a `hidden beast` number, since 4 + 25 + 84 + 3 + 549 + 1 = 666.

It is an interprime number because it is at equal distance from previous prime (4258435483) and next prime (4258435499).

It is not a de Polignac number, because 4258435491 - 2³ = 4258435483 is a prime.

It is a super-2 number, since 2×4258435491² = 36268545662016822162, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4258435499) 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, 78859890 + ... + 78859943.

It is an arithmetic number, because the mean of its divisors is an integer number (788599170).

Almost surely, 2^4258435491 is an apocalyptic number.

4258435491 is a deficient number, since it is larger than the sum of its proper divisors (2050357869).

4258435491 is a wasteful number, since it uses less digits than its factorization.

4258435491 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157719842 (or 157719836 counting only the distinct ones).

The product of its digits is 691200, while the sum is 45.

The square root of 4258435491 is about 65256.6892433259. The cubic root of 4258435491 is about 1620.8768675364.

The spelling of 4258435491 in words is "four billion, two hundred fifty-eight million, four hundred thirty-five thousand, four hundred ninety-one".