601994931 has 16 divisors (see below), whose sum is σ = 814041600. Its totient is φ = 395654688.

The previous prime is 601994929. The next prime is 601994951. The reversal of 601994931 is 139499106.

It is not a de Polignac number, because 601994931 - 2¹ = 601994929 is a prime.

It is a super-2 number, since 2×601994931² = 724795793899389522, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (601994951) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 202105 + ... + 205061.

It is an arithmetic number, because the mean of its divisors is an integer number (50877600).

Almost surely, 2^601994931 is an apocalyptic number.

601994931 is a deficient number, since it is larger than the sum of its proper divisors (212046669).

601994931 is a wasteful number, since it uses less digits than its factorization.

601994931 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3898.

The product of its (nonzero) digits is 52488, while the sum is 42.

The square root of 601994931 is about 24535.5849940449. The cubic root of 601994931 is about 844.3664034136.

It can be divided in two parts, 60 and 1994931, that added together give a palindrome (1994991).

The spelling of 601994931 in words is "six hundred one million, nine hundred ninety-four thousand, nine hundred thirty-one".