1099093632 has 256 divisors, whose sum is σ = 3652024320. Its totient is φ = 285143040.

The previous prime is 1099093607. The next prime is 1099093643. The reversal of 1099093632 is 2363909901.

It is a happy number.

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

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2480803 + ... + 2481245.

It is an arithmetic number, because the mean of its divisors is an integer number (14265720).

Almost surely, 2^1099093632 is an apocalyptic number.

1099093632 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 1099093632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1826012160).

1099093632 is an abundant number, since it is smaller than the sum of its proper divisors (2552930688).

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

1099093632 is a wasteful number, since it uses less digits than its factorization.

1099093632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 551 (or 539 counting only the distinct ones).

The product of its (nonzero) digits is 78732, while the sum is 42.

The square root of 1099093632 is about 33152.5810759886. The cubic root of 1099093632 is about 1031.9965146208.

The spelling of 1099093632 in words is "one billion, ninety-nine million, ninety-three thousand, six hundred thirty-two".