1427911950 has 24 divisors (see below), whose sum is σ = 3541222008. Its totient is φ = 380776480.

The previous prime is 1427911943. The next prime is 1427911993. The reversal of 1427911950 is 591197241.

It is a junction number, because it is equal to n+sod(n) for n = 1427911899 and 1427911908.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4759557 + ... + 4759856.

It is an arithmetic number, because the mean of its divisors is an integer number (147550917).

Almost surely, 2^1427911950 is an apocalyptic number.

1427911950 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1427911950 is an abundant number, since it is smaller than the sum of its proper divisors (2113310058).

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

1427911950 is a wasteful number, since it uses less digits than its factorization.

1427911950 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9519428 (or 9519423 counting only the distinct ones).

The product of its (nonzero) digits is 22680, while the sum is 39.

The square root of 1427911950 is about 37787.7222123800. The cubic root of 1427911950 is about 1126.0745486221.

The spelling of 1427911950 in words is "one billion, four hundred twenty-seven million, nine hundred eleven thousand, nine hundred fifty".