838474 has 32 divisors (see below), whose sum is σ = 1645056. Its totient is φ = 311040.

The previous prime is 838471. The next prime is 838483. The reversal of 838474 is 474838.

838474 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (838471) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2959 + ... + 3229.

It is an arithmetic number, because the mean of its divisors is an integer number (51408).

2⁸³⁸⁴⁷⁴ is an apocalyptic number.

838474 is a deficient number, since it is larger than the sum of its proper divisors (806582).

838474 is a wasteful number, since it uses less digits than its factorization.

838474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 310.

The product of its digits is 21504, while the sum is 34.

The square root of 838474 is about 915.6822593018. The cubic root of 838474 is about 94.2967084561.

The spelling of 838474 in words is "eight hundred thirty-eight thousand, four hundred seventy-four".