1092581952 has 224 divisors, whose sum is σ = 3630680064. Its totient is φ = 281702400.

The previous prime is 1092581951. The next prime is 1092581977. The reversal of 1092581952 is 2591852901.

It is a tau number, because it is divible by the number of its divisors (224).

It is a super-2 number, since 2×1092581952² = 2387470643672260608, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (1092581951) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3888052 + ... + 3888332.

Almost surely, 2^1092581952 is an apocalyptic number.

1092581952 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 1092581952, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1815340032).

1092581952 is an abundant number, since it is smaller than the sum of its proper divisors (2538098112).

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

1092581952 is a wasteful number, since it uses less digits than its factorization.

1092581952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 577 (or 567 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 42.

The square root of 1092581952 is about 33054.2274452149. The cubic root of 1092581952 is about 1029.9544240996.

The spelling of 1092581952 in words is "one billion, ninety-two million, five hundred eighty-one thousand, nine hundred fifty-two".