1906296330 has 64 divisors (see below), whose sum is σ = 4729798656. Its totient is φ = 491208000.

The previous prime is 1906296323. The next prime is 1906296331. The reversal of 1906296330 is 336926091.

1906296330 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (1906296331) 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, 901975 + ... + 904085.

It is an arithmetic number, because the mean of its divisors is an integer number (73903104).

Almost surely, 2^1906296330 is an apocalyptic number.

1906296330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1906296330, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2364899328).

1906296330 is an abundant number, since it is smaller than the sum of its proper divisors (2823502326).

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

1906296330 is a wasteful number, since it uses less digits than its factorization.

1906296330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3123.

The product of its (nonzero) digits is 52488, while the sum is 39.

The square root of 1906296330 is about 43661.1535578253. The cubic root of 1906296330 is about 1239.9289609840.

The spelling of 1906296330 in words is "one billion, nine hundred six million, two hundred ninety-six thousand, three hundred thirty".