428650076 has 6 divisors (see below), whose sum is σ = 750137640. Its totient is φ = 214325036.

The previous prime is 428650063. The next prime is 428650091. The reversal of 428650076 is 670056824.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53581256 + ... + 53581263.

It is an arithmetic number, because the mean of its divisors is an integer number (125022940).

Almost surely, 2^428650076 is an apocalyptic number.

It is an amenable number.

428650076 is a deficient number, since it is larger than the sum of its proper divisors (321487564).

428650076 is a wasteful number, since it uses less digits than its factorization.

428650076 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107162523 (or 107162521 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 38.

The square root of 428650076 is about 20703.8662089958. The cubic root of 428650076 is about 753.9935574408.

The spelling of 428650076 in words is "four hundred twenty-eight million, six hundred fifty thousand, seventy-six".