1662428592 has 120 divisors (see below), whose sum is σ = 5296232448. Its totient is φ = 481852800.

The previous prime is 1662428563. The next prime is 1662428629. The reversal of 1662428592 is 2958242661.

1662428592 is a `hidden beast` number, since 16 + 6 + 2 + 42 + 8 + 592 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13617 + ... + 59247.

Almost surely, 2^1662428592 is an apocalyptic number.

1662428592 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1662428592, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2648116224).

1662428592 is an abundant number, since it is smaller than the sum of its proper divisors (3633803856).

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

1662428592 is a wasteful number, since it uses less digits than its factorization.

1662428592 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45679 (or 45670 counting only the distinct ones).

The product of its digits is 414720, while the sum is 45.

The square root of 1662428592 is about 40772.8904052681. The cubic root of 1662428592 is about 1184.6252898463.

The spelling of 1662428592 in words is "one billion, six hundred sixty-two million, four hundred twenty-eight thousand, five hundred ninety-two".