4739428 has 12 divisors (see below), whose sum is σ = 8387820. Its totient is φ = 2342912.

The previous prime is 4739407. The next prime is 4739443. The reversal of 4739428 is 8249374.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1272384 + 3467044 = 1128^2 + 1862^2 .

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, 6301 + ... + 7012.

It is an arithmetic number, because the mean of its divisors is an integer number (698985).

Almost surely, 2^4739428 is an apocalyptic number.

It is an amenable number.

4739428 is a deficient number, since it is larger than the sum of its proper divisors (3648392).

4739428 is a wasteful number, since it uses less digits than its factorization.

4739428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13406 (or 13404 counting only the distinct ones).

The product of its digits is 48384, while the sum is 37.

The square root of 4739428 is about 2177.0227375937. The cubic root of 4739428 is about 167.9739661095.

The spelling of 4739428 in words is "four million, seven hundred thirty-nine thousand, four hundred twenty-eight".