421774088 has 16 divisors (see below), whose sum is σ = 791345580. Its totient is φ = 210748608.

The previous prime is 421774049. The next prime is 421774117. The reversal of 421774088 is 880477124.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 375506884 + 46267204 = 19378^2 + 6802^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3731 + ... + 29282.

Almost surely, 2^421774088 is an apocalyptic number.

It is an amenable number.

421774088 is a deficient number, since it is larger than the sum of its proper divisors (369571492).

421774088 is a wasteful number, since it uses less digits than its factorization.

421774088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34616 (or 34612 counting only the distinct ones).

The product of its (nonzero) digits is 100352, while the sum is 41.

The square root of 421774088 is about 20537.1392360280. The cubic root of 421774088 is about 749.9401955277.

The spelling of 421774088 in words is "four hundred twenty-one million, seven hundred seventy-four thousand, eighty-eight".