1294939450 has 48 divisors (see below), whose sum is σ = 2756609280. Its totient is φ = 443344320.

The previous prime is 1294939447. The next prime is 1294939489. The reversal of 1294939450 is 549394921.

1294939450 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 1294939450.

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 in 23 ways as a sum of consecutive naturals, for example, 287919 + ... + 292381.

It is an arithmetic number, because the mean of its divisors is an integer number (57429360).

Almost surely, 2^1294939450 is an apocalyptic number.

1294939450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1294939450 is an abundant number, since it is smaller than the sum of its proper divisors (1461669830).

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

1294939450 is a wasteful number, since it uses less digits than its factorization.

1294939450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5311 (or 5306 counting only the distinct ones).

The product of its (nonzero) digits is 349920, while the sum is 46.

The square root of 1294939450 is about 35985.2671241996. The cubic root of 1294939450 is about 1089.9748752731.

The spelling of 1294939450 in words is "one billion, two hundred ninety-four million, nine hundred thirty-nine thousand, four hundred fifty".