335597381 has 16 divisors (see below), whose sum is σ = 389376000. Its totient is φ = 283309488.

The previous prime is 335597377. The next prime is 335597389. The reversal of 335597381 is 183795533.

It is not a de Polignac number, because 335597381 - 2² = 335597377 is a prime.

It is a super-2 number, since 2×335597381² = 225251204268118322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (335597389) 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, 142310 + ... + 144648.

It is an arithmetic number, because the mean of its divisors is an integer number (24336000).

Almost surely, 2^335597381 is an apocalyptic number.

It is an amenable number.

335597381 is a deficient number, since it is larger than the sum of its proper divisors (53778619).

335597381 is a wasteful number, since it uses less digits than its factorization.

335597381 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2648.

The product of its digits is 340200, while the sum is 44.

The square root of 335597381 is about 18319.3171543046. The cubic root of 335597381 is about 694.9275365679.

The spelling of 335597381 in words is "three hundred thirty-five million, five hundred ninety-seven thousand, three hundred eighty-one".