427264092 has 96 divisors (see below), whose sum is σ = 1135088640. Its totient is φ = 138948480.

The previous prime is 427264091. The next prime is 427264099. The reversal of 427264092 is 290462724.

427264092 is a `hidden beast` number, since 4 + 2 + 7 + 2 + 640 + 9 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (427264091) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 991117 + ... + 991547.

It is an arithmetic number, because the mean of its divisors is an integer number (11823840).

Almost surely, 2^427264092 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 427264092, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (567544320).

427264092 is an abundant number, since it is smaller than the sum of its proper divisors (707824548).

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

427264092 is a wasteful number, since it uses less digits than its factorization.

427264092 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 648 (or 640 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 36.

The square root of 427264092 is about 20670.3674858479. The cubic root of 427264092 is about 753.1800334594.

The spelling of 427264092 in words is "four hundred twenty-seven million, two hundred sixty-four thousand, ninety-two".