366690 has 32 divisors (see below), whose sum is σ = 933120. Its totient is φ = 91904.

The previous prime is 366683. The next prime is 366697. The reversal of 366690 is 96663.

It is an interprime number because it is at equal distance from previous prime (366683) and next prime (366697).

It is a super-2 number, since 2×366690² = 268923112200, which contains 22 as substring.

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

It is not an unprimeable number, because it can be changed into a prime (366697) by changing a digit.

366690 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 151 + ... + 869.

It is an arithmetic number, because the mean of its divisors is an integer number (29160).

2³⁶⁶⁶⁹⁰ is an apocalyptic number.

366690 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 366690, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (466560).

366690 is an abundant number, since it is smaller than the sum of its proper divisors (566430).

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

366690 is a wasteful number, since it uses less digits than its factorization.

366690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 746.

The product of its (nonzero) digits is 5832, while the sum is 30.

The square root of 366690 is about 605.5493373789. The cubic root of 366690 is about 71.5758238446.

The spelling of 366690 in words is "three hundred sixty-six thousand, six hundred ninety".