366463661 has 4 divisors (see below), whose sum is σ = 372471324. Its totient is φ = 360456000.

The previous prime is 366463649. The next prime is 366463681. The reversal of 366463661 is 166364663.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 201469636 + 164994025 = 14194^2 + 12845^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-366463661 is a prime.

It is a super-2 number, since 2×366463661² = 268591229667045842, 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 (366463681) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3003740 + ... + 3003861.

It is an arithmetic number, because the mean of its divisors is an integer number (93117831).

Almost surely, 2^366463661 is an apocalyptic number.

It is an amenable number.

366463661 is a deficient number, since it is larger than the sum of its proper divisors (6007663).

366463661 is an equidigital number, since it uses as much as digits as its factorization.

366463661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6007662.

The product of its digits is 279936, while the sum is 41.

The square root of 366463661 is about 19143.2406086326. The cubic root of 366463661 is about 715.6109411399.

The spelling of 366463661 in words is "three hundred sixty-six million, four hundred sixty-three thousand, six hundred sixty-one".