427793016 has 128 divisors (see below), whose sum is σ = 1262822400. Its totient is φ = 118225920.

The previous prime is 427792991. The next prime is 427793021. The reversal of 427793016 is 610397724.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1191445 + ... + 1191803.

It is an arithmetic number, because the mean of its divisors is an integer number (9865800).

Almost surely, 2^427793016 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 427793016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (631411200).

427793016 is an abundant number, since it is smaller than the sum of its proper divisors (835029384).

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

427793016 is a wasteful number, since it uses less digits than its factorization.

427793016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 589 (or 585 counting only the distinct ones).

The product of its (nonzero) digits is 63504, while the sum is 39.

The square root of 427793016 is about 20683.1577859862. The cubic root of 427793016 is about 753.4907005849.

The spelling of 427793016 in words is "four hundred twenty-seven million, seven hundred ninety-three thousand, sixteen".