366243240 has 256 divisors, whose sum is σ = 1337472000. Its totient is φ = 79073280.

The previous prime is 366243211. The next prime is 366243253. The reversal of 366243240 is 42342663.

It is a happy number.

It is a super-2 number, since 2×366243240² = 268268221691395200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 366243198 and 366243207.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 425931 + ... + 426789.

It is an arithmetic number, because the mean of its divisors is an integer number (5224500).

Almost surely, 2^366243240 is an apocalyptic number.

366243240 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 366243240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (668736000).

366243240 is an abundant number, since it is smaller than the sum of its proper divisors (971228760).

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

366243240 is a wasteful number, since it uses less digits than its factorization.

366243240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 920 (or 916 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 30.

The square root of 366243240 is about 19137.4825930685. The cubic root of 366243240 is about 715.4674368568.

The spelling of 366243240 in words is "three hundred sixty-six million, two hundred forty-three thousand, two hundred forty".