428234396 has 12 divisors (see below), whose sum is σ = 761696040. Its totient is φ = 210606960.

The previous prime is 428234353. The next prime is 428234399. The reversal of 428234396 is 693432824.

It is a happy number.

It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (428234399) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 877286 + ... + 877773.

It is an arithmetic number, because the mean of its divisors is an integer number (63474670).

Almost surely, 2^428234396 is an apocalyptic number.

It is an amenable number.

428234396 is a deficient number, since it is larger than the sum of its proper divisors (333461644).

428234396 is a wasteful number, since it uses less digits than its factorization.

428234396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1755124 (or 1755122 counting only the distinct ones).

The product of its digits is 248832, while the sum is 41.

The square root of 428234396 is about 20693.8250693293. The cubic root of 428234396 is about 753.7497521971.

The spelling of 428234396 in words is "four hundred twenty-eight million, two hundred thirty-four thousand, three hundred ninety-six".