429960961 has 4 divisors (see below), whose sum is σ = 432188932. Its totient is φ = 427732992.

The previous prime is 429960943. The next prime is 429960967. The reversal of 429960961 is 169069924.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 101626561 + 328334400 = 10081^2 + 18120^2 .

It is a cyclic number.

It is not a de Polignac number, because 429960961 - 2⁵ = 429960929 is a prime.

It is the 20736-th Hogben number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (429960967) by changing a digit.

It is a nontrivial repunit in base 20735.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1113696 + ... + 1114081.

It is an arithmetic number, because the mean of its divisors is an integer number (108047233).

Almost surely, 2^429960961 is an apocalyptic number.

It is an amenable number.

429960961 is a deficient number, since it is larger than the sum of its proper divisors (2227971).

429960961 is a wasteful number, since it uses less digits than its factorization.

429960961 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2227970.

The product of its (nonzero) digits is 209952, while the sum is 46.

The square root of 429960961 is about 20735.5000180849. The cubic root of 429960961 is about 754.7613888602.

The spelling of 429960961 in words is "four hundred twenty-nine million, nine hundred sixty thousand, nine hundred sixty-one".