369990 has 24 divisors (see below), whose sum is σ = 962208. Its totient is φ = 98640.

The previous prime is 369983. The next prime is 369991. The reversal of 369990 is 99963.

It is an Ulam number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 369990.

It is not an unprimeable number, because it can be changed into a prime (369991) by changing a digit.

369990 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 11 ways as a sum of consecutive naturals, for example, 1966 + ... + 2145.

It is an arithmetic number, because the mean of its divisors is an integer number (40092).

2³⁶⁹⁹⁹⁰ is an apocalyptic number.

369990 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

369990 is an abundant number, since it is smaller than the sum of its proper divisors (592218).

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

369990 is a wasteful number, since it uses less digits than its factorization.

369990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4124 (or 4121 counting only the distinct ones).

The product of its (nonzero) digits is 13122, while the sum is 36.

The square root of 369990 is about 608.2680330249. The cubic root of 369990 is about 71.7898967532.

The spelling of 369990 in words is "three hundred sixty-nine thousand, nine hundred ninety".