1492319850 has 288 divisors, whose sum is σ = 4644274176. Its totient is φ = 310262400.

The previous prime is 1492319821. The next prime is 1492319861. The reversal of 1492319850 is 589132941.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 11750487 + ... + 11750613.

It is an arithmetic number, because the mean of its divisors is an integer number (16125952).

Almost surely, 2^1492319850 is an apocalyptic number.

1492319850 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 1492319850, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2322137088).

1492319850 is an abundant number, since it is smaller than the sum of its proper divisors (3151954326).

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

1492319850 is a wasteful number, since it uses less digits than its factorization.

1492319850 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 218 (or 194 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 42.

The square root of 1492319850 is about 38630.5559110919. Note that the first 3 decimals coincide. The cubic root of 1492319850 is about 1142.7572148864.

The spelling of 1492319850 in words is "one billion, four hundred ninety-two million, three hundred nineteen thousand, eight hundred fifty".