366540461 has 4 divisors (see below), whose sum is σ = 418903392. Its totient is φ = 314177532.

The previous prime is 366540431. The next prime is 366540469. The reversal of 366540461 is 164045663.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 366540461 - 2¹⁴ = 366524077 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (366540469) 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, 26181455 + ... + 26181468.

It is an arithmetic number, because the mean of its divisors is an integer number (104725848).

Almost surely, 2^366540461 is an apocalyptic number.

It is an amenable number.

366540461 is a deficient number, since it is larger than the sum of its proper divisors (52362931).

366540461 is an equidigital number, since it uses as much as digits as its factorization.

366540461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52362930.

The product of its (nonzero) digits is 51840, while the sum is 35.

The square root of 366540461 is about 19145.2464335145. The cubic root of 366540461 is about 715.6609279802.

The spelling of 366540461 in words is "three hundred sixty-six million, five hundred forty thousand, four hundred sixty-one".