1394979470 has 16 divisors (see below), whose sum is σ = 2535343200. Its totient is φ = 552573984.

The previous prime is 1394979461. The next prime is 1394979491. The reversal of 1394979470 is 749794931.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 676145 + ... + 678204.

It is an arithmetic number, because the mean of its divisors is an integer number (158458950).

Almost surely, 2^1394979470 is an apocalyptic number.

1394979470 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1394979470 is a deficient number, since it is larger than the sum of its proper divisors (1140363730).

1394979470 is a wasteful number, since it uses less digits than its factorization.

1394979470 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1354459.

The product of its (nonzero) digits is 1714608, while the sum is 53.

The square root of 1394979470 is about 37349.4239580746. The cubic root of 1394979470 is about 1117.3500995910.

The spelling of 1394979470 in words is "one billion, three hundred ninety-four million, nine hundred seventy-nine thousand, four hundred seventy".