4132642 has 4 divisors (see below), whose sum is σ = 6198966. Its totient is φ = 2066320.

The previous prime is 4132637. The next prime is 4132643. The reversal of 4132642 is 2462314.

It is a happy number.

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., 2253001 + 1879641 = 1501^2 + 1371^2 .

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (4132643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1033159 + ... + 1033162.

Almost surely, 2^4132642 is an apocalyptic number.

4132642 is a deficient number, since it is larger than the sum of its proper divisors (2066324).

4132642 is a wasteful number, since it uses less digits than its factorization.

4132642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2066323.

The product of its digits is 1152, while the sum is 22.

The square root of 4132642 is about 2032.8900609723. The cubic root of 4132642 is about 160.4756936953.

Adding to 4132642 its reverse (2462314), we get a palindrome (6594956).

It can be divided in two parts, 4132 and 642, that added together give a palindrome (4774).

The spelling of 4132642 in words is "four million, one hundred thirty-two thousand, six hundred forty-two".