4749442 has 8 divisors (see below), whose sum is σ = 7150716. Its totient is φ = 2365872.

The previous prime is 4749427. The next prime is 4749463. The reversal of 4749442 is 2449474.

It can be written as a sum of positive squares in 2 ways, for example, as 4414201 + 335241 = 2101^2 + 579^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×4749442² = 45114398622728, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4749398 and 4749407.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3733 + ... + 4840.

Almost surely, 2^4749442 is an apocalyptic number.

4749442 is a deficient number, since it is larger than the sum of its proper divisors (2401274).

4749442 is a wasteful number, since it uses less digits than its factorization.

4749442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8852.

The product of its digits is 32256, while the sum is 34.

The square root of 4749442 is about 2179.3214540310. The cubic root of 4749442 is about 168.0921876882.

Subtracting from 4749442 its reverse (2449474), we obtain a cube (2299968 = 132³).

The spelling of 4749442 in words is "four million, seven hundred forty-nine thousand, four hundred forty-two".