1429937986 has 32 divisors (see below), whose sum is σ = 2334951360. Its totient is φ = 654578496.

The previous prime is 1429937981. The next prime is 1429937989. The reversal of 1429937986 is 6897399241.

It is a self number, because there is not a number n which added to its sum of digits gives 1429937986.

It is not an unprimeable number, because it can be changed into a prime (1429937981) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 129640 + ... + 140236.

It is an arithmetic number, because the mean of its divisors is an integer number (72967230).

Almost surely, 2^1429937986 is an apocalyptic number.

1429937986 is a deficient number, since it is larger than the sum of its proper divisors (905013374).

1429937986 is a wasteful number, since it uses less digits than its factorization.

1429937986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10738.

The product of its digits is 5878656, while the sum is 58.

The square root of 1429937986 is about 37814.5208352559. The cubic root of 1429937986 is about 1126.6068852228.

The spelling of 1429937986 in words is "one billion, four hundred twenty-nine million, nine hundred thirty-seven thousand, nine hundred eighty-six".