938634 has 16 divisors (see below), whose sum is σ = 1903872. Its totient is φ = 308448.

The previous prime is 938617. The next prime is 938659. The reversal of 938634 is 436839.

It is a junction number, because it is equal to n+sod(n) for n = 938595 and 938604.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 634 + ... + 1509.

It is an arithmetic number, because the mean of its divisors is an integer number (118992).

2⁹³⁸⁶³⁴ is an apocalyptic number.

938634 is an abundant number, since it is smaller than the sum of its proper divisors (965238).

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

938634 is a wasteful number, since it uses less digits than its factorization.

938634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2221.

The product of its digits is 15552, while the sum is 33.

The square root of 938634 is about 968.8312546569. The cubic root of 938634 is about 97.9111369947.

The spelling of 938634 in words is "nine hundred thirty-eight thousand, six hundred thirty-four".