1419689394 has 24 divisors (see below), whose sum is σ = 3078865920. Its totient is φ = 472787928.

The previous prime is 1419689389. The next prime is 1419689407. The reversal of 1419689394 is 4939869141.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1419689394.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16714 + ... + 55845.

It is an arithmetic number, because the mean of its divisors is an integer number (128286080).

Almost surely, 2^1419689394 is an apocalyptic number.

1419689394 is an abundant number, since it is smaller than the sum of its proper divisors (1659176526).

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

1419689394 is a wasteful number, since it uses less digits than its factorization.

1419689394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73654 (or 73651 counting only the distinct ones).

The product of its digits is 1679616, while the sum is 54.

The square root of 1419689394 is about 37678.7658237368. The cubic root of 1419689394 is about 1123.9089059840.

The spelling of 1419689394 in words is "one billion, four hundred nineteen million, six hundred eighty-nine thousand, three hundred ninety-four".