1087899522 has 8 divisors (see below), whose sum is σ = 2175799056. Its totient is φ = 362633172.

The previous prime is 1087899499. The next prime is 1087899539. The reversal of 1087899522 is 2259987801.

It is a sphenic number, since it is the product of 3 distinct primes.

1087899522 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 90658288 + ... + 90658299.

It is an arithmetic number, because the mean of its divisors is an integer number (271974882).

Almost surely, 2^1087899522 is an apocalyptic number.

1087899522 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1087899522 is a wasteful number, since it uses less digits than its factorization.

1087899522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 181316592.

The product of its (nonzero) digits is 725760, while the sum is 51.

The square root of 1087899522 is about 32983.3218763665. The cubic root of 1087899522 is about 1028.4809738631.

The spelling of 1087899522 in words is "one billion, eighty-seven million, eight hundred ninety-nine thousand, five hundred twenty-two".