368890 has 16 divisors (see below), whose sum is σ = 682632. Its totient is φ = 143424.

The previous prime is 368881. The next prime is 368899. The reversal of 368890 is 98863.

It is an interprime number because it is at equal distance from previous prime (368881) and next prime (368899).

It can be written as a sum of positive squares in 4 ways, for example, as 368449 + 441 = 607^2 + 21^2 .

It is an Ulam number.

It is a nialpdrome in base 13.

It is a zygodrome in base 4.

It is not an unprimeable number, because it can be changed into a prime (368899) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 129 + ... + 868.

2³⁶⁸⁸⁹⁰ is an apocalyptic number.

368890 is a deficient number, since it is larger than the sum of its proper divisors (313742).

368890 is a wasteful number, since it uses less digits than its factorization.

368890 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1041.

The product of its (nonzero) digits is 10368, while the sum is 34.

The square root of 368890 is about 607.3631533111. The cubic root of 368890 is about 71.7186810667.

The spelling of 368890 in words is "three hundred sixty-eight thousand, eight hundred ninety".