1099744670 has 16 divisors (see below), whose sum is σ = 2047800960. Its totient is φ = 424728864.

The previous prime is 1099744669. The next prime is 1099744693. The reversal of 1099744670 is 764479901.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1895822 + ... + 1896401.

It is an arithmetic number, because the mean of its divisors is an integer number (127987560).

Almost surely, 2^1099744670 is an apocalyptic number.

1099744670 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1099744670 is a deficient number, since it is larger than the sum of its proper divisors (948056290).

1099744670 is a wasteful number, since it uses less digits than its factorization.

1099744670 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3792259.

The product of its (nonzero) digits is 381024, while the sum is 47.

The square root of 1099744670 is about 33162.3984355776. The cubic root of 1099744670 is about 1032.2002389479.

The spelling of 1099744670 in words is "one billion, ninety-nine million, seven hundred forty-four thousand, six hundred seventy".