4354642 has 4 divisors (see below), whose sum is σ = 6531966. Its totient is φ = 2177320.

The previous prime is 4354633. The next prime is 4354661. The reversal of 4354642 is 2464534.

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., 3837681 + 516961 = 1959^2 + 719^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 4354642.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1088659 + ... + 1088662.

Almost surely, 2^4354642 is an apocalyptic number.

4354642 is a deficient number, since it is larger than the sum of its proper divisors (2177324).

4354642 is a wasteful number, since it uses less digits than its factorization.

4354642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2177323.

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

The square root of 4354642 is about 2086.7778990587. Note that the first 3 decimals coincide. The cubic root of 4354642 is about 163.2992357903.

The spelling of 4354642 in words is "four million, three hundred fifty-four thousand, six hundred forty-two".