1427696427 has 8 divisors (see below), whose sum is σ = 1908783616. Its totient is φ = 949203432.

The previous prime is 1427696407. The next prime is 1427696441. The reversal of 1427696427 is 7246967241.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1427696427 - 2¹⁰ = 1427695403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1427696407) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 647263 + ... + 649464.

It is an arithmetic number, because the mean of its divisors is an integer number (238597952).

Almost surely, 2^1427696427 is an apocalyptic number.

1427696427 is a deficient number, since it is larger than the sum of its proper divisors (481087189).

1427696427 is a wasteful number, since it uses less digits than its factorization.

1427696427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1297097.

The product of its digits is 1016064, while the sum is 48.

The square root of 1427696427 is about 37784.8703451527. The cubic root of 1427696427 is about 1126.0178907924.

The spelling of 1427696427 in words is "one billion, four hundred twenty-seven million, six hundred ninety-six thousand, four hundred twenty-seven".