427721102 has 8 divisors (see below), whose sum is σ = 657230112. Its totient is φ = 208644400.

The previous prime is 427721093. The next prime is 427721113. The reversal of 427721102 is 201127724.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2607974 + ... + 2608137.

It is an arithmetic number, because the mean of its divisors is an integer number (82153764).

Almost surely, 2^427721102 is an apocalyptic number.

427721102 is a deficient number, since it is larger than the sum of its proper divisors (229509010).

427721102 is a wasteful number, since it uses less digits than its factorization.

427721102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5216154.

The product of its (nonzero) digits is 1568, while the sum is 26.

The square root of 427721102 is about 20681.4192453033. The cubic root of 427721102 is about 753.4484764525.

Adding to 427721102 its reverse (201127724), we get a palindrome (628848826).

The spelling of 427721102 in words is "four hundred twenty-seven million, seven hundred twenty-one thousand, one hundred two".