4463642 has 4 divisors (see below), whose sum is σ = 6695466. Its totient is φ = 2231820.

The previous prime is 4463611. The next prime is 4463647. The reversal of 4463642 is 2463644.

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., 3759721 + 703921 = 1939^2 + 839^2 .

It is not an unprimeable number, because it can be changed into a prime (4463647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1115909 + ... + 1115912.

Almost surely, 2^4463642 is an apocalyptic number.

4463642 is a deficient number, since it is larger than the sum of its proper divisors (2231824).

4463642 is a wasteful number, since it uses less digits than its factorization.

4463642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2231823.

The product of its digits is 13824, while the sum is 29.

The square root of 4463642 is about 2112.7333007268. The cubic root of 4463642 is about 164.6505244785.

The spelling of 4463642 in words is "four million, four hundred sixty-three thousand, six hundred forty-two".