390674 has 8 divisors (see below), whose sum is σ = 589260. Its totient is φ = 194256.

The previous prime is 390673. The next prime is 390703. The reversal of 390674 is 476093.

It can be written as a sum of positive squares in 2 ways, for example, as 390625 + 49 = 625^2 + 7^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (390671) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32 + ... + 884.

2³⁹⁰⁶⁷⁴ is an apocalyptic number.

390674 is a deficient number, since it is larger than the sum of its proper divisors (198586).

390674 is a wasteful number, since it uses less digits than its factorization.

390674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1084.

The product of its (nonzero) digits is 4536, while the sum is 29.

The square root of 390674 is about 625.0391987708. The cubic root of 390674 is about 73.1034999007.

The spelling of 390674 in words is "three hundred ninety thousand, six hundred seventy-four".