609433431 has 8 divisors (see below), whose sum is σ = 812749680. Its totient is φ = 406203072.

The previous prime is 609433427. The next prime is 609433469. The reversal of 609433431 is 134334906.

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

It is not a de Polignac number, because 609433431 - 2² = 609433427 is a prime.

It is a super-2 number, since 2×609433431² = 742818213640863522, which contains 22 as substring.

It is a zygodrome in base 5.

It is a junction number, because it is equal to n+sod(n) for n = 609433392 and 609433401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (609433411) 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, 2526 + ... + 35003.

It is an arithmetic number, because the mean of its divisors is an integer number (101593710).

Almost surely, 2^609433431 is an apocalyptic number.

609433431 is a deficient number, since it is larger than the sum of its proper divisors (203316249).

609433431 is a wasteful number, since it uses less digits than its factorization.

609433431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42945.

The product of its (nonzero) digits is 23328, while the sum is 33.

The square root of 609433431 is about 24686.7055517742. The cubic root of 609433431 is about 847.8299575799.

The spelling of 609433431 in words is "six hundred nine million, four hundred thirty-three thousand, four hundred thirty-one".