2030917790 has 64 divisors (see below), whose sum is σ = 4311498240. Its totient is φ = 680711040.

The previous prime is 2030917781. The next prime is 2030917793. The reversal of 2030917790 is 977190302.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2030917793) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 64199 + ... + 90461.

It is an arithmetic number, because the mean of its divisors is an integer number (67367160).

Almost surely, 2^2030917790 is an apocalyptic number.

2030917790 is an abundant number, since it is smaller than the sum of its proper divisors (2280580450).

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

2030917790 is a wasteful number, since it uses less digits than its factorization.

2030917790 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26337.

The product of its (nonzero) digits is 23814, while the sum is 38.

The square root of 2030917790 is about 45065.7052535517. The cubic root of 2030917790 is about 1266.3802086139.

The spelling of 2030917790 in words is "two billion, thirty million, nine hundred seventeen thousand, seven hundred ninety".