428364762 has 96 divisors (see below), whose sum is σ = 1044254592. Its totient is φ = 116678016.

The previous prime is 428364751. The next prime is 428364767. The reversal of 428364762 is 267463824.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (428364767) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 576163 + ... + 576905.

It is an arithmetic number, because the mean of its divisors is an integer number (10877652).

Almost surely, 2^428364762 is an apocalyptic number.

428364762 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 428364762, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (522127296).

428364762 is an abundant number, since it is smaller than the sum of its proper divisors (615889830).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

428364762 is a wasteful number, since it uses less digits than its factorization.

428364762 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 852 (or 845 counting only the distinct ones).

The product of its digits is 387072, while the sum is 42.

The square root of 428364762 is about 20696.9747064637. The cubic root of 428364762 is about 753.8262316295.

The spelling of 428364762 in words is "four hundred twenty-eight million, three hundred sixty-four thousand, seven hundred sixty-two".