428293496 has 16 divisors (see below), whose sum is σ = 809182440. Its totient is φ = 212511520.

The previous prime is 428293493. The next prime is 428293507. The reversal of 428293496 is 694392824.

It is a self number, because there is not a number n which added to its sum of digits gives 428293496.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (428293493) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 203291 + ... + 205386.

Almost surely, 2^428293496 is an apocalyptic number.

It is an amenable number.

428293496 is a deficient number, since it is larger than the sum of its proper divisors (380888944).

428293496 is a wasteful number, since it uses less digits than its factorization.

428293496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 408814 (or 408810 counting only the distinct ones).

The product of its digits is 746496, while the sum is 47.

The square root of 428293496 is about 20695.2529822662. The cubic root of 428293496 is about 753.7844252342.

The spelling of 428293496 in words is "four hundred twenty-eight million, two hundred ninety-three thousand, four hundred ninety-six".