1427838974 has 16 divisors (see below), whose sum is σ = 2212073712. Its totient is φ = 690850368.

The previous prime is 1427838967. The next prime is 1427839001. The reversal of 1427838974 is 4798387241.

It is a Harshad number since it is a multiple of its sum of digits (53).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 84524 + ... + 99999.

It is an arithmetic number, because the mean of its divisors is an integer number (138254607).

Almost surely, 2^1427838974 is an apocalyptic number.

1427838974 is a deficient number, since it is larger than the sum of its proper divisors (784234738).

1427838974 is a wasteful number, since it uses less digits than its factorization.

1427838974 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184651.

The product of its digits is 2709504, while the sum is 53.

The square root of 1427838974 is about 37786.7565953999. The cubic root of 1427838974 is about 1126.0553649425.

The spelling of 1427838974 in words is "one billion, four hundred twenty-seven million, eight hundred thirty-eight thousand, nine hundred seventy-four".