428352465 has 8 divisors (see below), whose sum is σ = 685363968. Its totient is φ = 228454640.

The previous prime is 428352409. The next prime is 428352467. The reversal of 428352465 is 564253824.

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

It is not a de Polignac number, because 428352465 - 2⁶ = 428352401 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (428352467) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14278401 + ... + 14278430.

It is an arithmetic number, because the mean of its divisors is an integer number (85670496).

Almost surely, 2^428352465 is an apocalyptic number.

It is an amenable number.

428352465 is a deficient number, since it is larger than the sum of its proper divisors (257011503).

428352465 is a wasteful number, since it uses less digits than its factorization.

428352465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28556839.

The product of its digits is 230400, while the sum is 39.

The square root of 428352465 is about 20696.6776319292. The cubic root of 428352465 is about 753.8190182366.

The spelling of 428352465 in words is "four hundred twenty-eight million, three hundred fifty-two thousand, four hundred sixty-five".