733861 has 4 divisors (see below), whose sum is σ = 765792. Its totient is φ = 701932.

The previous prime is 733849. The next prime is 733867. The reversal of 733861 is 168337.

733861 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 733861 - 2⁵ = 733829 is a prime.

It is a Duffinian number.

733861 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (733867) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15931 + ... + 15976.

It is an arithmetic number, because the mean of its divisors is an integer number (191448).

2⁷³³⁸⁶¹ is an apocalyptic number.

It is an amenable number.

733861 is a deficient number, since it is larger than the sum of its proper divisors (31931).

733861 is a wasteful number, since it uses less digits than its factorization.

733861 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31930.

The product of its digits is 3024, while the sum is 28.

The square root of 733861 is about 856.6568741334. The cubic root of 733861 is about 90.1995981647.

The spelling of 733861 in words is "seven hundred thirty-three thousand, eight hundred sixty-one".