1429427994 has 8 divisors (see below), whose sum is σ = 2858856000. Its totient is φ = 476475996.

The previous prime is 1429427971. The next prime is 1429428001. The reversal of 1429427994 is 4997249241.

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

1429427994 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 119118994 + ... + 119119005.

It is an arithmetic number, because the mean of its divisors is an integer number (357357000).

Almost surely, 2^1429427994 is an apocalyptic number.

1429427994 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1429427994 is a wasteful number, since it uses less digits than its factorization.

1429427994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 238238004.

The product of its digits is 1306368, while the sum is 51.

The square root of 1429427994 is about 37807.7768984107. The cubic root of 1429427994 is about 1126.4729333023.

The spelling of 1429427994 in words is "one billion, four hundred twenty-nine million, four hundred twenty-seven thousand, nine hundred ninety-four".