1427947224 has 64 divisors (see below), whose sum is σ = 3898368000. Its totient is φ = 432270720.

The previous prime is 1427947219. The next prime is 1427947229. The reversal of 1427947224 is 4227497241.

It is an interprime number because it is at equal distance from previous prime (1427947219) and next prime (1427947229).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1427947229) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 335542 + ... + 339770.

It is an arithmetic number, because the mean of its divisors is an integer number (60912000).

Almost surely, 2^1427947224 is an apocalyptic number.

It is an amenable number.

1427947224 is an abundant number, since it is smaller than the sum of its proper divisors (2470420776).

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

1427947224 is a wasteful number, since it uses less digits than its factorization.

1427947224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5528 (or 5524 counting only the distinct ones).

The product of its digits is 225792, while the sum is 42.

The square root of 1427947224 is about 37788.1889484003. The cubic root of 1427947224 is about 1126.0838210955.

The spelling of 1427947224 in words is "one billion, four hundred twenty-seven million, nine hundred forty-seven thousand, two hundred twenty-four".