434252091 has 48 divisors (see below), whose sum is σ = 736122624. Its totient is φ = 222797952.

The previous prime is 434252059. The next prime is 434252101. The reversal of 434252091 is 190252434.

It is not a de Polignac number, because 434252091 - 2⁵ = 434252059 is a prime.

It is not an unprimeable number, because it can be changed into a prime (434252191) 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, 129660 + ... + 132966.

It is an arithmetic number, because the mean of its divisors is an integer number (15335888).

Almost surely, 2^434252091 is an apocalyptic number.

434252091 is a deficient number, since it is larger than the sum of its proper divisors (301870533).

434252091 is a wasteful number, since it uses less digits than its factorization.

434252091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3380 (or 3367 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 434252091 is about 20838.7161552721. The cubic root of 434252091 is about 757.2639912192.

The spelling of 434252091 in words is "four hundred thirty-four million, two hundred fifty-two thousand, ninety-one".