366665460 has 192 divisors, whose sum is σ = 1219276800. Its totient is φ = 80593920.

The previous prime is 366665447. The next prime is 366665491. The reversal of 366665460 is 64566663.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1842441 + ... + 1842639.

It is an arithmetic number, because the mean of its divisors is an integer number (6350400).

Almost surely, 2^366665460 is an apocalyptic number.

366665460 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 366665460, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (609638400).

366665460 is an abundant number, since it is smaller than the sum of its proper divisors (852611340).

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

366665460 is a wasteful number, since it uses less digits than its factorization.

366665460 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 366 (or 364 counting only the distinct ones).

The product of its (nonzero) digits is 466560, while the sum is 42.

The square root of 366665460 is about 19148.5106470451. The cubic root of 366665460 is about 715.7422711903.

The spelling of 366665460 in words is "three hundred sixty-six million, six hundred sixty-five thousand, four hundred sixty".