3490800889 has 3 divisors (see below), whose sum is σ = 3490859973. Its totient is φ = 3490741806.

The previous prime is 3490800881. The next prime is 3490800917. The reversal of 3490800889 is 9880080943.

It is a happy number.

The square root of 3490800889 is 59083.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is not a de Polignac number, because 3490800889 - 2³ = 3490800881 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3490800881) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 29542 + ... + 88624.

It is an arithmetic number, because the mean of its divisors is an integer number (1163619991).

Almost surely, 2^3490800889 is an apocalyptic number.

3490800889 is the 59083-rd square number.

3490800889 is the 29542-nd centered octagonal number.

It is an amenable number.

3490800889 is a deficient number, since it is larger than the sum of its proper divisors (59084).

3490800889 is an frugal number, since it uses more digits than its factorization.

3490800889 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118166 (or 59083 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 49.

The cubic root of 3490800889 is about 1516.9631322293.

Multiplying 3490800889 by its sum of digits (49), we get a square (171049243561 = 413581²).

The spelling of 3490800889 in words is "three billion, four hundred ninety million, eight hundred thousand, eight hundred eighty-nine".