434149574 has 16 divisors (see below), whose sum is σ = 667726416. Its totient is φ = 211584000.

The previous prime is 434149571. The next prime is 434149603. The reversal of 434149574 is 475941434.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (434149571) by changing a digit.

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, 129629 + ... + 132935.

It is an arithmetic number, because the mean of its divisors is an integer number (41732901).

Almost surely, 2^434149574 is an apocalyptic number.

434149574 is a deficient number, since it is larger than the sum of its proper divisors (233576842).

434149574 is a wasteful number, since it uses less digits than its factorization.

434149574 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4951.

The product of its digits is 241920, while the sum is 41.

The square root of 434149574 is about 20836.2562376258. The cubic root of 434149574 is about 757.2043956186.

The spelling of 434149574 in words is "four hundred thirty-four million, one hundred forty-nine thousand, five hundred seventy-four".