1610044090 has 8 divisors (see below), whose sum is σ = 2898079380. Its totient is φ = 644017632.

The previous prime is 1610044081. The next prime is 1610044099. The reversal of 1610044090 is 904400161.

It is an interprime number because it is at equal distance from previous prime (1610044081) and next prime (1610044099).

It can be written as a sum of positive squares in 2 ways, for example, as 1558907289 + 51136801 = 39483^2 + 7151^2 .

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

It is not an unprimeable number, because it can be changed into a prime (1610044099) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 80502195 + ... + 80502214.

Almost surely, 2^1610044090 is an apocalyptic number.

1610044090 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1610044090 is a deficient number, since it is larger than the sum of its proper divisors (1288035290).

1610044090 is a wasteful number, since it uses less digits than its factorization.

1610044090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161004416.

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 1610044090 is about 40125.3547024821. The cubic root of 1610044090 is about 1172.0494165662.

The spelling of 1610044090 in words is "one billion, six hundred ten million, forty-four thousand, ninety".