428929365 has 8 divisors (see below), whose sum is σ = 686287008. Its totient is φ = 228762320.

The previous prime is 428929307. The next prime is 428929381. The reversal of 428929365 is 563929824.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 428929365 - 2¹⁵ = 428896597 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14297631 + ... + 14297660.

It is an arithmetic number, because the mean of its divisors is an integer number (85785876).

Almost surely, 2^428929365 is an apocalyptic number.

It is an amenable number.

428929365 is a deficient number, since it is larger than the sum of its proper divisors (257357643).

428929365 is a wasteful number, since it uses less digits than its factorization.

428929365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28595299.

The product of its digits is 933120, while the sum is 48.

The square root of 428929365 is about 20710.6099620460. The cubic root of 428929365 is about 754.1572779204.

The spelling of 428929365 in words is "four hundred twenty-eight million, nine hundred twenty-nine thousand, three hundred sixty-five".