1090440610 has 24 divisors (see below), whose sum is σ = 2283250140. Its totient is φ = 373865184.

The previous prime is 1090440587. The next prime is 1090440661. The reversal of 1090440610 is 160440901.

It can be written as a sum of positive squares in 2 ways, for example, as 1035488041 + 54952569 = 32179^2 + 7413^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1112205 + ... + 1113184.

Almost surely, 2^1090440610 is an apocalyptic number.

1090440610 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1090440610 is an abundant number, since it is smaller than the sum of its proper divisors (1192809530).

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

1090440610 is a wasteful number, since it uses less digits than its factorization.

1090440610 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2225410 (or 2225403 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 1090440610 is about 33021.8202102791. The cubic root of 1090440610 is about 1029.2811177570.

The spelling of 1090440610 in words is "one billion, ninety million, four hundred forty thousand, six hundred ten".