3454642 has 4 divisors (see below), whose sum is σ = 5181966. Its totient is φ = 1727320.

The previous prime is 3454631. The next prime is 3454643. The reversal of 3454642 is 2464543.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 3059001 + 395641 = 1749^2 + 629^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 3454642.

It is not an unprimeable number, because it can be changed into a prime (3454643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 863659 + ... + 863662.

Almost surely, 2^3454642 is an apocalyptic number.

3454642 is a deficient number, since it is larger than the sum of its proper divisors (1727324).

3454642 is a wasteful number, since it uses less digits than its factorization.

3454642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1727323.

The product of its digits is 11520, while the sum is 28.

The square root of 3454642 is about 1858.6667264467. Note that the first 3 decimals coincide. The cubic root of 3454642 is about 151.1707204673.

Subtracting from 3454642 its reverse (2464543), we obtain a palindrome (990099).

It can be divided in two parts, 3454 and 642, that added together give a 12-th power (4096 = 2¹²).

The spelling of 3454642 in words is "three million, four hundred fifty-four thousand, six hundred forty-two".