364741981 has 16 divisors (see below), whose sum is σ = 387618048. Its totient is φ = 342496000.

The previous prime is 364741957. The next prime is 364741991. The reversal of 364741981 is 189147463.

It is a cyclic number.

It is not a de Polignac number, because 364741981 - 2¹¹ = 364739933 is a prime.

It is a super-2 number, since 2×364741981² = 266073425407608722, 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 (364741991) 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, 654555 + ... + 655111.

It is an arithmetic number, because the mean of its divisors is an integer number (24226128).

Almost surely, 2^364741981 is an apocalyptic number.

It is an amenable number.

364741981 is a deficient number, since it is larger than the sum of its proper divisors (22876067).

364741981 is a wasteful number, since it uses less digits than its factorization.

364741981 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1052.

The product of its digits is 145152, while the sum is 43.

The square root of 364741981 is about 19098.2193148995. The cubic root of 364741981 is about 714.4885128602.

The spelling of 364741981 in words is "three hundred sixty-four million, seven hundred forty-one thousand, nine hundred eighty-one".