427052644 has 24 divisors (see below), whose sum is σ = 758790648. Its totient is φ = 210278400.

The previous prime is 427052627. The next prime is 427052663. The reversal of 427052644 is 446250724.

It can be written as a sum of positive squares in 4 ways, for example, as 274233600 + 152819044 = 16560^2 + 12362^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75234 + ... + 80710.

It is an arithmetic number, because the mean of its divisors is an integer number (31616277).

Almost surely, 2^427052644 is an apocalyptic number.

It is an amenable number.

427052644 is a deficient number, since it is larger than the sum of its proper divisors (331738004).

427052644 is a wasteful number, since it uses less digits than its factorization.

427052644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5775 (or 5773 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 34.

The square root of 427052644 is about 20665.2520913731. The cubic root of 427052644 is about 753.0557662957.

The spelling of 427052644 in words is "four hundred twenty-seven million, fifty-two thousand, six hundred forty-four".