4744442 has 4 divisors (see below), whose sum is σ = 7116666. Its totient is φ = 2372220.

The previous prime is 4744423. The next prime is 4744459. The reversal of 4744442 is 2444474.

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., 3575881 + 1168561 = 1891^2 + 1081^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1186109 + ... + 1186112.

Almost surely, 2^4744442 is an apocalyptic number.

4744442 is a deficient number, since it is larger than the sum of its proper divisors (2372224).

4744442 is a wasteful number, since it uses less digits than its factorization.

4744442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2372223.

The product of its digits is 14336, while the sum is 29.

The square root of 4744442 is about 2178.1740059049. The cubic root of 4744442 is about 168.0331803323.

Subtracting from 4744442 its reverse (2444474), we obtain a cube (2299968 = 132³).

The spelling of 4744442 in words is "four million, seven hundred forty-four thousand, four hundred forty-two".