434878797 has 8 divisors (see below), whose sum is σ = 595509856. Its totient is φ = 282083472.

The previous prime is 434878789. The next prime is 434878799. The reversal of 434878797 is 797878434.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 434878797 - 2³ = 434878789 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (434878799) 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, 1958803 + ... + 1959024.

It is an arithmetic number, because the mean of its divisors is an integer number (74438732).

Almost surely, 2^434878797 is an apocalyptic number.

It is an amenable number.

434878797 is a deficient number, since it is larger than the sum of its proper divisors (160631059).

434878797 is a wasteful number, since it uses less digits than its factorization.

434878797 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3917867.

The product of its digits is 9483264, while the sum is 57.

The square root of 434878797 is about 20853.7477926631. The cubic root of 434878797 is about 757.6281067306.

The spelling of 434878797 in words is "four hundred thirty-four million, eight hundred seventy-eight thousand, seven hundred ninety-seven".