1949374350 has 720 divisors, whose sum is σ = 7389169920. Its totient is φ = 375580800.

The previous prime is 1949374327. The next prime is 1949374379. The reversal of 1949374350 is 534739491.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a junction number, because it is equal to n+sod(n) for n = 1949374296 and 1949374305.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 359 ways as a sum of consecutive naturals, for example, 41476027 + ... + 41476073.

It is an arithmetic number, because the mean of its divisors is an integer number (10262736).

Almost surely, 2^1949374350 is an apocalyptic number.

1949374350 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 1949374350, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3694584960).

1949374350 is an abundant number, since it is smaller than the sum of its proper divisors (5439795570).

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

1949374350 is a wasteful number, since it uses less digits than its factorization.

1949374350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115 (or 94 counting only the distinct ones).

The product of its (nonzero) digits is 408240, while the sum is 45.

The square root of 1949374350 is about 44151.7196720581. The cubic root of 1949374350 is about 1249.1993486087.

The spelling of 1949374350 in words is "one billion, nine hundred forty-nine million, three hundred seventy-four thousand, three hundred fifty".