434140355 has 16 divisors (see below), whose sum is σ = 577650528. Its totient is φ = 310560000.

The previous prime is 434140297. The next prime is 434140379. The reversal of 434140355 is 553041434.

It is not a de Polignac number, because 434140355 - 2⁸ = 434140099 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 61346 + ... + 68055.

It is an arithmetic number, because the mean of its divisors is an integer number (36103158).

Almost surely, 2^434140355 is an apocalyptic number.

434140355 is a deficient number, since it is larger than the sum of its proper divisors (143510173).

434140355 is a wasteful number, since it uses less digits than its factorization.

434140355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129478.

The product of its (nonzero) digits is 14400, while the sum is 29.

The square root of 434140355 is about 20836.0350114891. The cubic root of 434140355 is about 757.1990359322.

Adding to 434140355 its reverse (553041434), we get a palindrome (987181789).

The spelling of 434140355 in words is "four hundred thirty-four million, one hundred forty thousand, three hundred fifty-five".