3489658623 has 24 divisors (see below), whose sum is σ = 5676243456. Its totient is φ = 2046718800.

The previous prime is 3489658609. The next prime is 3489658633. The reversal of 3489658623 is 3268569843.

3489658623 is a `hidden beast` number, since 3 + 4 + 8 + 9 + 6 + 5 + 8 + 623 = 666.

It is not a de Polignac number, because 3489658623 - 2⁹ = 3489658111 is a prime.

It is a super-2 number, since 2×3489658623² = 24355434610156512258, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3489658623.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3489658603) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 565465 + ... + 571602.

It is an arithmetic number, because the mean of its divisors is an integer number (236510144).

Almost surely, 2^3489658623 is an apocalyptic number.

3489658623 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

3489658623 is a deficient number, since it is larger than the sum of its proper divisors (2186584833).

3489658623 is a wasteful number, since it uses less digits than its factorization.

3489658623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1137115 (or 1137112 counting only the distinct ones).

The product of its digits is 7464960, while the sum is 54.

The square root of 3489658623 is about 59073.3325875560. The cubic root of 3489658623 is about 1516.7976530647.

The spelling of 3489658623 in words is "three billion, four hundred eighty-nine million, six hundred fifty-eight thousand, six hundred twenty-three".