2039475690 has 48 divisors (see below), whose sum is σ = 6060158208. Its totient is φ = 466165728.

The previous prime is 2039475667. The next prime is 2039475733. The reversal of 2039475690 is 965749302.

It is a happy number.

It is a super-2 number, since 2×2039475690² = 8318922180201952200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1618002 + ... + 1619261.

It is an arithmetic number, because the mean of its divisors is an integer number (126253296).

Almost surely, 2^2039475690 is an apocalyptic number.

2039475690 is an abundant number, since it is smaller than the sum of its proper divisors (4020682518).

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

2039475690 is a wasteful number, since it uses less digits than its factorization.

2039475690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3237283 (or 3237280 counting only the distinct ones).

The product of its (nonzero) digits is 408240, while the sum is 45.

The square root of 2039475690 is about 45160.5545802972. The cubic root of 2039475690 is about 1268.1564775030.

The spelling of 2039475690 in words is "two billion, thirty-nine million, four hundred seventy-five thousand, six hundred ninety".