787938 has 16 divisors (see below), whose sum is σ = 1614816. Its totient is φ = 256160.

The previous prime is 787907. The next prime is 787939. The reversal of 787938 is 839787.

It is a self number, because there is not a number n which added to its sum of digits gives 787938.

It is not an unprimeable number, because it can be changed into a prime (787939) 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, 1356 + ... + 1847.

It is an arithmetic number, because the mean of its divisors is an integer number (100926).

2⁷⁸⁷⁹³⁸ is an apocalyptic number.

787938 is an abundant number, since it is smaller than the sum of its proper divisors (826878).

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

787938 is a wasteful number, since it uses less digits than its factorization.

787938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3249.

The product of its digits is 84672, while the sum is 42.

The square root of 787938 is about 887.6587182020. The cubic root of 787938 is about 92.3628549558.

The spelling of 787938 in words is "seven hundred eighty-seven thousand, nine hundred thirty-eight".