1394369464 has 8 divisors (see below), whose sum is σ = 2614442760. Its totient is φ = 697184728.

The previous prime is 1394369453. The next prime is 1394369467. The reversal of 1394369464 is 4649634931.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1394369467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 87148084 + ... + 87148099.

It is an arithmetic number, because the mean of its divisors is an integer number (326805345).

Almost surely, 2^1394369464 is an apocalyptic number.

It is an amenable number.

1394369464 is a deficient number, since it is larger than the sum of its proper divisors (1220073296).

1394369464 is a wasteful number, since it uses less digits than its factorization.

1394369464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174296189 (or 174296185 counting only the distinct ones).

The product of its digits is 1679616, while the sum is 49.

The square root of 1394369464 is about 37341.2568615466. The cubic root of 1394369464 is about 1117.1872083911.

The spelling of 1394369464 in words is "one billion, three hundred ninety-four million, three hundred sixty-nine thousand, four hundred sixty-four".