1086197904 has 80 divisors (see below), whose sum is σ = 3401240640. Its totient is φ = 329149440.

The previous prime is 1086197891. The next prime is 1086197921. The reversal of 1086197904 is 4097916801.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1086197904.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 109537 + ... + 119040.

It is an arithmetic number, because the mean of its divisors is an integer number (42515508).

Almost surely, 2^1086197904 is an apocalyptic number.

It is an amenable number.

1086197904 is an abundant number, since it is smaller than the sum of its proper divisors (2315042736).

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

1086197904 is a wasteful number, since it uses less digits than its factorization.

1086197904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228605 (or 228593 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 45.

The square root of 1086197904 is about 32957.5166540199. The cubic root of 1086197904 is about 1027.9444675196.

The spelling of 1086197904 in words is "one billion, eighty-six million, one hundred ninety-seven thousand, nine hundred four".