1427421050 has 24 divisors (see below), whose sum is σ = 2896368192. Its totient is φ = 519062000.

The previous prime is 1427421041. The next prime is 1427421091. The reversal of 1427421050 is 501247241.

1427421050 = 10901² + 10902² + ... + 10912².

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 11 ways as a sum of consecutive naturals, for example, 1297106 + ... + 1298205.

It is an arithmetic number, because the mean of its divisors is an integer number (120682008).

Almost surely, 2^1427421050 is an apocalyptic number.

1427421050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1427421050 is an abundant number, since it is smaller than the sum of its proper divisors (1468947142).

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

1427421050 is a wasteful number, since it uses less digits than its factorization.

1427421050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2595334 (or 2595329 counting only the distinct ones).

The product of its (nonzero) digits is 2240, while the sum is 26.

The square root of 1427421050 is about 37781.2261579743. The cubic root of 1427421050 is about 1125.9454899278.

Adding to 1427421050 its reverse (501247241), we get a palindrome (1928668291).

The spelling of 1427421050 in words is "one billion, four hundred twenty-seven million, four hundred twenty-one thousand, fifty".