390748 has 6 divisors (see below), whose sum is σ = 683816. Its totient is φ = 195372.

The previous prime is 390743. The next prime is 390751. The reversal of 390748 is 847093.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (390743) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48840 + ... + 48847.

2³⁹⁰⁷⁴⁸ is an apocalyptic number.

It is an amenable number.

390748 is a deficient number, since it is larger than the sum of its proper divisors (293068).

390748 is a wasteful number, since it uses less digits than its factorization.

390748 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97691 (or 97689 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 31.

The square root of 390748 is about 625.0983922552. The cubic root of 390748 is about 73.1081152727.

The spelling of 390748 in words is "three hundred ninety thousand, seven hundred forty-eight".