801601369 has 4 divisors (see below), whose sum is σ = 808955620. Its totient is φ = 794247120.

The previous prime is 801601331. The next prime is 801601417. The reversal of 801601369 is 963106108.

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 240622144 + 560979225 = 15512^2 + 23685^2 .

It is a cyclic number.

It is not a de Polignac number, because 801601369 - 2⁹ = 801600857 is a prime.

It is a super-2 number, since 2×801601369² = 1285129509565348322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (801601769) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3676962 + ... + 3677179.

It is an arithmetic number, because the mean of its divisors is an integer number (202238905).

Almost surely, 2^801601369 is an apocalyptic number.

It is an amenable number.

801601369 is a deficient number, since it is larger than the sum of its proper divisors (7354251).

801601369 is a wasteful number, since it uses less digits than its factorization.

801601369 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7354250.

The product of its (nonzero) digits is 7776, while the sum is 34.

The square root of 801601369 is about 28312.5655672530. The cubic root of 801601369 is about 928.9367619286.

The spelling of 801601369 in words is "eight hundred one million, six hundred one thousand, three hundred sixty-nine".