1916762226 has 16 divisors (see below), whose sum is σ = 3870744384. Its totient is φ = 632717424.

The previous prime is 1916762219. The next prime is 1916762249. The reversal of 1916762226 is 6222676191.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1550161 + ... + 1551396.

It is an arithmetic number, because the mean of its divisors is an integer number (241921524).

Almost surely, 2^1916762226 is an apocalyptic number.

1916762226 is an abundant number, since it is smaller than the sum of its proper divisors (1953982158).

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

1916762226 is a wasteful number, since it uses less digits than its factorization.

1916762226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3101665.

The product of its digits is 108864, while the sum is 42.

The square root of 1916762226 is about 43780.8431394371. The cubic root of 1916762226 is about 1242.1939623068.

The spelling of 1916762226 in words is "one billion, nine hundred sixteen million, seven hundred sixty-two thousand, two hundred twenty-six".