428626936 has 8 divisors (see below), whose sum is σ = 803675520. Its totient is φ = 214313464.

The previous prime is 428626889. The next prime is 428626943. The reversal of 428626936 is 639626824.

It is a tau number, because it is divible by the number of its divisors (8).

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

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, 26789176 + ... + 26789191.

It is an arithmetic number, because the mean of its divisors is an integer number (100459440).

Almost surely, 2^428626936 is an apocalyptic number.

It is an amenable number.

428626936 is a deficient number, since it is larger than the sum of its proper divisors (375048584).

428626936 is a wasteful number, since it uses less digits than its factorization.

428626936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53578373 (or 53578369 counting only the distinct ones).

The product of its digits is 746496, while the sum is 46.

The square root of 428626936 is about 20703.3073686307. The cubic root of 428626936 is about 753.9799894780.

The spelling of 428626936 in words is "four hundred twenty-eight million, six hundred twenty-six thousand, nine hundred thirty-six".