284226475 has 12 divisors (see below), whose sum is σ = 379552096. Its totient is φ = 209890080.

The previous prime is 284226469. The next prime is 284226487. The reversal of 284226475 is 574622482.

It is a de Polignac number, because none of the positive numbers 2^k-284226475 is a prime.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 436947 + ... + 437596.

Almost surely, 2^284226475 is an apocalyptic number.

284226475 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

284226475 is a deficient number, since it is larger than the sum of its proper divisors (95325621).

284226475 is a wasteful number, since it uses less digits than its factorization.

284226475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 874566 (or 874561 counting only the distinct ones).

The product of its digits is 215040, while the sum is 40.

The square root of 284226475 is about 16859.0176166940. The cubic root of 284226475 is about 657.4885230784.

The spelling of 284226475 in words is "two hundred eighty-four million, two hundred twenty-six thousand, four hundred seventy-five".