366961 has 6 divisors (see below), whose sum is σ = 426930. Its totient is φ = 314496.

The previous prime is 366953. The next prime is 366967. The reversal of 366961 is 169663.

It can be written as a sum of positive squares in only one way, i.e., 313600 + 53361 = 560^2 + 231^2 .

It is not a de Polignac number, because 366961 - 2³ = 366953 is a prime.

366961 is a lucky number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 366961.

It is not an unprimeable number, because it can be changed into a prime (366967) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3696 + ... + 3793.

It is an arithmetic number, because the mean of its divisors is an integer number (71155).

2³⁶⁶⁹⁶¹ is an apocalyptic number.

It is an amenable number.

366961 is a deficient number, since it is larger than the sum of its proper divisors (59969).

366961 is an equidigital number, since it uses as much as digits as its factorization.

366961 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7503 (or 7496 counting only the distinct ones).

The product of its digits is 5832, while the sum is 31.

The square root of 366961 is about 605.7730598170. The cubic root of 366961 is about 71.5934520608.

The spelling of 366961 in words is "three hundred sixty-six thousand, nine hundred sixty-one".