428015035 has 16 divisors (see below), whose sum is σ = 621521856. Its totient is φ = 276231168.

The previous prime is 428015023. The next prime is 428015039. The reversal of 428015035 is 530510824.

It is a cyclic number.

It is not a de Polignac number, because 428015035 - 2⁹ = 428014523 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 428014994 and 428015012.

It is not an unprimeable number, because it can be changed into a prime (428015039) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 359082 + ... + 360271.

It is an arithmetic number, because the mean of its divisors is an integer number (38845116).

Almost surely, 2^428015035 is an apocalyptic number.

428015035 is a deficient number, since it is larger than the sum of its proper divisors (193506821).

428015035 is a wasteful number, since it uses less digits than its factorization.

428015035 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 719382.

The product of its (nonzero) digits is 4800, while the sum is 28.

The square root of 428015035 is about 20688.5242344639. The cubic root of 428015035 is about 753.6210286592.

Adding to 428015035 its reverse (530510824), we get a palindrome (958525859).

The spelling of 428015035 in words is "four hundred twenty-eight million, fifteen thousand, thirty-five".