3458642 has 8 divisors (see below), whose sum is σ = 5659632. Its totient is φ = 1572100.

The previous prime is 3458641. The next prime is 3458657. The reversal of 3458642 is 2468543.

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

It is a d-powerful number, because it can be written as 3⁴ + 4 + 5³ + 8⁵ + 6⁷ + 4¹⁰ + 2²¹ .

It is a junction number, because it is equal to n+sod(n) for n = 3458599 and 3458608.

It is not an unprimeable number, because it can be changed into a prime (3458641) 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, 78584 + ... + 78627.

It is an arithmetic number, because the mean of its divisors is an integer number (707454).

Almost surely, 2^3458642 is an apocalyptic number.

3458642 is a deficient number, since it is larger than the sum of its proper divisors (2200990).

3458642 is a wasteful number, since it uses less digits than its factorization.

3458642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157224.

The product of its digits is 23040, while the sum is 32.

The square root of 3458642 is about 1859.7424552878. The cubic root of 3458642 is about 151.2290429265.

Subtracting from 3458642 its reverse (2468543), we obtain a palindrome (990099).

The spelling of 3458642 in words is "three million, four hundred fifty-eight thousand, six hundred forty-two".