919861952 has 14 divisors (see below), whose sum is σ = 1825351188. Its totient is φ = 459930944.

The previous prime is 919861879. The next prime is 919861963. The reversal of 919861952 is 259168919.

It is a super-2 number, since 2×919861952² = 1692292021474500608, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 919861952.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7186358 + ... + 7186485.

Almost surely, 2^919861952 is an apocalyptic number.

It is an amenable number.

919861952 is a deficient number, since it is larger than the sum of its proper divisors (905489236).

919861952 is a wasteful number, since it uses less digits than its factorization.

919861952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14372855 (or 14372845 counting only the distinct ones).

The product of its digits is 349920, while the sum is 50.

The square root of 919861952 is about 30329.2260369433. The cubic root of 919861952 is about 972.5401774296.

The spelling of 919861952 in words is "nine hundred nineteen million, eight hundred sixty-one thousand, nine hundred fifty-two".