423761601 has 16 divisors (see below), whose sum is σ = 618883200. Its totient is φ = 256720128.

The previous prime is 423761593. The next prime is 423761633. The reversal of 423761601 is 106167324.

It is not a de Polignac number, because 423761601 - 2³ = 423761593 is a prime.

It is not an unprimeable number, because it can be changed into a prime (423762601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 141781 + ... + 144738.

It is an arithmetic number, because the mean of its divisors is an integer number (38680200).

Almost surely, 2^423761601 is an apocalyptic number.

It is an amenable number.

423761601 is a deficient number, since it is larger than the sum of its proper divisors (195121599).

423761601 is a wasteful number, since it uses less digits than its factorization.

423761601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 286568.

The product of its (nonzero) digits is 6048, while the sum is 30.

The square root of 423761601 is about 20585.4706285768. The cubic root of 423761601 is about 751.1163233829.

The spelling of 423761601 in words is "four hundred twenty-three million, seven hundred sixty-one thousand, six hundred one".