919037340 has 360 divisors, whose sum is σ = 3320050272. Its totient is φ = 211507200.

The previous prime is 919037333. The next prime is 919037341. The reversal of 919037340 is 43730919.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 919037295 and 919037304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (919037341) by changing a digit.

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 in 119 ways as a sum of consecutive naturals, for example, 6086265 + ... + 6086415.

Almost surely, 2^919037340 is an apocalyptic number.

919037340 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 919037340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1660025136).

919037340 is an abundant number, since it is smaller than the sum of its proper divisors (2401012932).

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

919037340 is a wasteful number, since it uses less digits than its factorization.

919037340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 219 (or 191 counting only the distinct ones).

The product of its (nonzero) digits is 20412, while the sum is 36.

The square root of 919037340 is about 30315.6286426655. The cubic root of 919037340 is about 972.2494787146.

The spelling of 919037340 in words is "nine hundred nineteen million, thirty-seven thousand, three hundred forty".