434521412 has 24 divisors (see below), whose sum is σ = 862008000. Its totient is φ = 189992736.

The previous prime is 434521391. The next prime is 434521421. The reversal of 434521412 is 214125434.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is an alternating number because its digits alternate between even and odd.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 218912 + ... + 220887.

It is an arithmetic number, because the mean of its divisors is an integer number (35917000).

Almost surely, 2^434521412 is an apocalyptic number.

It is an amenable number.

434521412 is a deficient number, since it is larger than the sum of its proper divisors (427486588).

434521412 is a wasteful number, since it uses less digits than its factorization.

434521412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 439835 (or 439833 counting only the distinct ones).

The product of its digits is 3840, while the sum is 26.

The square root of 434521412 is about 20845.1771880212. The cubic root of 434521412 is about 757.4205093276.

Adding to 434521412 its reverse (214125434), we get a palindrome (648646846).

The spelling of 434521412 in words is "four hundred thirty-four million, five hundred twenty-one thousand, four hundred twelve".