4997428 has 12 divisors (see below), whose sum is σ = 8763552. Its totient is φ = 2493560.

The previous prime is 4997401. The next prime is 4997471. The reversal of 4997428 is 8247994.

It is a plaindrome in base 15.

It is a congruent number.

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, 1623 + ... + 3553.

It is an arithmetic number, because the mean of its divisors is an integer number (730296).

Almost surely, 2^4997428 is an apocalyptic number.

It is an amenable number.

4997428 is a deficient number, since it is larger than the sum of its proper divisors (3766124).

4997428 is a wasteful number, since it uses less digits than its factorization.

4997428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2582 (or 2580 counting only the distinct ones).

The product of its digits is 145152, while the sum is 43.

The square root of 4997428 is about 2235.4927868369. The cubic root of 4997428 is about 170.9682692512.

The spelling of 4997428 in words is "four million, nine hundred ninety-seven thousand, four hundred twenty-eight".