1090027458 has 24 divisors (see below), whose sum is σ = 2543397948. Its totient is φ = 335392992.

The previous prime is 1090027453. The next prime is 1090027469. The reversal of 1090027458 is 8547200901.

It can be written as a sum of positive squares in 2 ways, for example, as 1088802009 + 1225449 = 32997^2 + 1107^2 .

It is not an unprimeable number, because it can be changed into a prime (1090027453) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2328885 + ... + 2329352.

Almost surely, 2^1090027458 is an apocalyptic number.

1090027458 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

1090027458 is an abundant number, since it is smaller than the sum of its proper divisors (1453370490).

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

1090027458 is a wasteful number, since it uses less digits than its factorization.

1090027458 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4658258 (or 4658255 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 36.

The square root of 1090027458 is about 33015.5638752392. The cubic root of 1090027458 is about 1029.1511081484.

The spelling of 1090027458 in words is "one billion, ninety million, twenty-seven thousand, four hundred fifty-eight".