428677382 has 24 divisors (see below), whose sum is σ = 748720080. Its totient is φ = 183541680.

The previous prime is 428677369. The next prime is 428677387. The reversal of 428677382 is 283776824.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (428677387) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 178244 + ... + 180632.

It is an arithmetic number, because the mean of its divisors is an integer number (31196670).

Almost surely, 2^428677382 is an apocalyptic number.

428677382 is a deficient number, since it is larger than the sum of its proper divisors (320042698).

428677382 is a wasteful number, since it uses less digits than its factorization.

428677382 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4236 (or 4229 counting only the distinct ones).

The product of its digits is 903168, while the sum is 47.

The square root of 428677382 is about 20704.5256405454. The cubic root of 428677382 is about 754.0095674780.

The spelling of 428677382 in words is "four hundred twenty-eight million, six hundred seventy-seven thousand, three hundred eighty-two".