427074368 has 56 divisors (see below), whose sum is σ = 992209344. Its totient is φ = 178560000.

The previous prime is 427074367. The next prime is 427074377. The reversal of 427074368 is 863470724.

It is a tau number, because it is divible by the number of its divisors (56).

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (427074367) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6743 + ... + 29993.

It is an arithmetic number, because the mean of its divisors is an integer number (17718024).

Almost surely, 2^427074368 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 427074368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (496104672).

427074368 is an abundant number, since it is smaller than the sum of its proper divisors (565134976).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

427074368 is a wasteful number, since it uses less digits than its factorization.

427074368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23311 (or 23301 counting only the distinct ones).

The product of its (nonzero) digits is 225792, while the sum is 41.

The square root of 427074368 is about 20665.7777013109. Note that the first 4 decimals coincide. The cubic root of 427074368 is about 753.0685352960.

The spelling of 427074368 in words is "four hundred twenty-seven million, seventy-four thousand, three hundred sixty-eight".