423301961 has 8 divisors (see below), whose sum is σ = 429457224. Its totient is φ = 417156480.

The previous prime is 423301939. The next prime is 423301981. The reversal of 423301961 is 169103324.

It can be written as a sum of positive squares in 4 ways, for example, as 99121936 + 324180025 = 9956^2 + 18005^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 423301961 - 2¹⁸ = 423039817 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (423301981) 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, 169655 + ... + 172131.

It is an arithmetic number, because the mean of its divisors is an integer number (53682153).

Almost surely, 2^423301961 is an apocalyptic number.

It is an amenable number.

423301961 is a deficient number, since it is larger than the sum of its proper divisors (6155263).

423301961 is a wasteful number, since it uses less digits than its factorization.

423301961 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4891.

The product of its (nonzero) digits is 3888, while the sum is 29.

The square root of 423301961 is about 20574.3034146967. The cubic root of 423301961 is about 750.8446549055.

The spelling of 423301961 in words is "four hundred twenty-three million, three hundred one thousand, nine hundred sixty-one".