738855 has 32 divisors (see below), whose sum is σ = 1417920. Its totient is φ = 362880.

The previous prime is 738851. The next prime is 738863. The reversal of 738855 is 558837.

It is a happy number.

738855 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 738855 - 2² = 738851 is a prime.

It is a super-2 number, since 2×738855² = 1091813422050, which contains 22 as substring.

Its product of digits (33600) is a multiple of the sum of its prime factors (448).

738855 is a lucky number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 738855.

It is not an unprimeable number, because it can be changed into a prime (738851) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1545 + ... + 1965.

It is an arithmetic number, because the mean of its divisors is an integer number (44310).

2⁷³⁸⁸⁵⁵ is an apocalyptic number.

738855 is the 702-nd pentagonal number.

738855 is a deficient number, since it is larger than the sum of its proper divisors (679065).

738855 is a wasteful number, since it uses less digits than its factorization.

738855 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 448 (or 442 counting only the distinct ones).

The product of its digits is 33600, while the sum is 36.

The square root of 738855 is about 859.5667513346. The cubic root of 738855 is about 90.4037416547.

The spelling of 738855 in words is "seven hundred thirty-eight thousand, eight hundred fifty-five".