601941781 has 8 divisors (see below), whose sum is σ = 688615424. Its totient is φ = 515438640.

The previous prime is 601941757. The next prime is 601941841. The reversal of 601941781 is 187149106.

601941781 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 601941781 - 2⁹ = 601941269 is a prime.

It is a super-2 number, since 2×601941781² = 724667815426903922, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 601941781.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (601941701) 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, 34965 + ... + 49258.

It is an arithmetic number, because the mean of its divisors is an integer number (86076928).

Almost surely, 2^601941781 is an apocalyptic number.

It is an amenable number.

601941781 is a deficient number, since it is larger than the sum of its proper divisors (86673643).

601941781 is a wasteful number, since it uses less digits than its factorization.

601941781 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85251.

The product of its (nonzero) digits is 12096, while the sum is 37.

The square root of 601941781 is about 24534.5018494364. The cubic root of 601941781 is about 844.3415530409.

The spelling of 601941781 in words is "six hundred one million, nine hundred forty-one thousand, seven hundred eighty-one".