738890 has 16 divisors (see below), whose sum is σ = 1366632. Its totient is φ = 287424.

The previous prime is 738889. The next prime is 738917. The reversal of 738890 is 98837.

It can be written as a sum of positive squares in 4 ways, for example, as 537289 + 201601 = 733^2 + 449^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 738890.

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, 629 + ... + 1368.

2⁷³⁸⁸⁹⁰ is an apocalyptic number.

738890 is a deficient number, since it is larger than the sum of its proper divisors (627742).

738890 is a wasteful number, since it uses less digits than its factorization.

738890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2041.

The product of its (nonzero) digits is 12096, while the sum is 35.

The square root of 738890 is about 859.5871101872. The cubic root of 738890 is about 90.4051691252.

The spelling of 738890 in words is "seven hundred thirty-eight thousand, eight hundred ninety".