662474822 has 4 divisors (see below), whose sum is σ = 993712236. Its totient is φ = 331237410.

The previous prime is 662474821. The next prime is 662474831. The reversal of 662474822 is 228474266.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 662474822.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (662474821) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 165618704 + ... + 165618707.

It is an arithmetic number, because the mean of its divisors is an integer number (248428059).

Almost surely, 2^662474822 is an apocalyptic number.

662474822 is a deficient number, since it is larger than the sum of its proper divisors (331237414).

662474822 is a wasteful number, since it uses less digits than its factorization.

662474822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 331237413.

The product of its digits is 258048, while the sum is 41.

The square root of 662474822 is about 25738.5862471116. The cubic root of 662474822 is about 871.7456569253.

The spelling of 662474822 in words is "six hundred sixty-two million, four hundred seventy-four thousand, eight hundred twenty-two".