1631675090 has 16 divisors (see below), whose sum is σ = 2986796160. Its totient is φ = 641607600.

The previous prime is 1631675083. The next prime is 1631675093. The reversal of 1631675090 is 905761361.

It is not an unprimeable number, because it can be changed into a prime (1631675093) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1382186 + ... + 1383365.

It is an arithmetic number, because the mean of its divisors is an integer number (186674760).

Almost surely, 2^1631675090 is an apocalyptic number.

1631675090 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1631675090 is a deficient number, since it is larger than the sum of its proper divisors (1355121070).

1631675090 is a wasteful number, since it uses less digits than its factorization.

1631675090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2765617.

The product of its (nonzero) digits is 34020, while the sum is 38.

The square root of 1631675090 is about 40393.9981928009. The cubic root of 1631675090 is about 1177.2749262908.

The spelling of 1631675090 in words is "one billion, six hundred thirty-one million, six hundred seventy-five thousand, ninety".