6361945 has 8 divisors (see below), whose sum is σ = 7657344. Its totient is φ = 5074224.

The previous prime is 6361919. The next prime is 6361963. The reversal of 6361945 is 5491636.

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 6361945 - 2¹¹ = 6359897 is a prime.

It is a Duffinian number.

6361945 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 6361945.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 102 + ... + 3568.

It is an arithmetic number, because the mean of its divisors is an integer number (957168).

Almost surely, 2^6361945 is an apocalyptic number.

It is an amenable number.

6361945 is a deficient number, since it is larger than the sum of its proper divisors (1295399).

6361945 is a wasteful number, since it uses less digits than its factorization.

6361945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3839.

The product of its digits is 19440, while the sum is 34.

The square root of 6361945 is about 2522.2896344393. The cubic root of 6361945 is about 185.2948305912.

The spelling of 6361945 in words is "six million, three hundred sixty-one thousand, nine hundred forty-five".