366540408 has 96 divisors (see below), whose sum is σ = 1082827200. Its totient is φ = 111331584.

The previous prime is 366540407. The next prime is 366540431. The reversal of 366540408 is 804045663.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (366540407) 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 23 ways as a sum of consecutive naturals, for example, 71466 + ... + 76422.

It is an arithmetic number, because the mean of its divisors is an integer number (11279450).

Almost surely, 2^366540408 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 366540408, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (541413600).

366540408 is an abundant number, since it is smaller than the sum of its proper divisors (716286792).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

366540408 is a wasteful number, since it uses less digits than its factorization.

366540408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5061 (or 5054 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

The square root of 366540408 is about 19145.2450493589. The cubic root of 366540408 is about 715.6608934864.

The spelling of 366540408 in words is "three hundred sixty-six million, five hundred forty thousand, four hundred eight".