1394334470 has 8 divisors (see below), whose sum is σ = 2509802064. Its totient is φ = 557733784.

The previous prime is 1394334457. The next prime is 1394334479. The reversal of 1394334470 is 744334931.

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

It is a super-2 number, since 2×1394334470² = 3888337228460361800, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1394334479) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 69716714 + ... + 69716733.

It is an arithmetic number, because the mean of its divisors is an integer number (313725258).

Almost surely, 2^1394334470 is an apocalyptic number.

1394334470 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1394334470 is a deficient number, since it is larger than the sum of its proper divisors (1115467594).

1394334470 is a wasteful number, since it uses less digits than its factorization.

1394334470 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139433454.

The product of its (nonzero) digits is 108864, while the sum is 38.

The square root of 1394334470 is about 37340.7882884119. The cubic root of 1394334470 is about 1117.1778624281.

The spelling of 1394334470 in words is "one billion, three hundred ninety-four million, three hundred thirty-four thousand, four hundred seventy".