431789601 has 16 divisors (see below), whose sum is σ = 579391488. Its totient is φ = 286030800.

The previous prime is 431789599. The next prime is 431789609. The reversal of 431789601 is 106987134.

It is not a de Polignac number, because 431789601 - 2¹ = 431789599 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 431789601.

It is not an unprimeable number, because it can be changed into a prime (431789609) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 435216 + ... + 436206.

It is an arithmetic number, because the mean of its divisors is an integer number (36211968).

Almost surely, 2^431789601 is an apocalyptic number.

It is an amenable number.

431789601 is a deficient number, since it is larger than the sum of its proper divisors (147601887).

431789601 is a wasteful number, since it uses less digits than its factorization.

431789601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1772.

The product of its (nonzero) digits is 36288, while the sum is 39.

The square root of 431789601 is about 20779.5476611018. The cubic root of 431789601 is about 755.8298849480.

The spelling of 431789601 in words is "four hundred thirty-one million, seven hundred eighty-nine thousand, six hundred one".