916061919 has 8 divisors (see below), whose sum is σ = 1221605040. Its totient is φ = 610613376.

The previous prime is 916061903. The next prime is 916061921. The reversal of 916061919 is 919160619.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 916061919 - 2⁴ = 916061903 is a prime.

It is a super-2 number, since 2×916061919² = 1678338878883925122, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (916061119) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3367 + ... + 42935.

It is an arithmetic number, because the mean of its divisors is an integer number (152700630).

Almost surely, 2^916061919 is an apocalyptic number.

916061919 is a deficient number, since it is larger than the sum of its proper divisors (305543121).

916061919 is a wasteful number, since it uses less digits than its factorization.

916061919 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47289.

The product of its (nonzero) digits is 26244, while the sum is 42.

The square root of 916061919 is about 30266.5148142299. The cubic root of 916061919 is about 971.1991118703.

The spelling of 916061919 in words is "nine hundred sixteen million, sixty-one thousand, nine hundred nineteen".