289790734 has 8 divisors (see below), whose sum is σ = 446434488. Its totient is φ = 140979240.

The previous prime is 289790693. The next prime is 289790783. The reversal of 289790734 is 437097982.

289790734 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1957972 + ... + 1958119.

It is an arithmetic number, because the mean of its divisors is an integer number (55804311).

Almost surely, 2^289790734 is an apocalyptic number.

289790734 is a deficient number, since it is larger than the sum of its proper divisors (156643754).

289790734 is a wasteful number, since it uses less digits than its factorization.

289790734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3916130.

The product of its (nonzero) digits is 762048, while the sum is 49.

The square root of 289790734 is about 17023.2409957681. The cubic root of 289790734 is about 661.7513434075.

The spelling of 289790734 in words is "two hundred eighty-nine million, seven hundred ninety thousand, seven hundred thirty-four".