1379700628 has 6 divisors (see below), whose sum is σ = 2414476106. Its totient is φ = 689850312.

The previous prime is 1379700593. The next prime is 1379700629. The reversal of 1379700628 is 8260079731.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1370628484 + 9072144 = 37022^2 + 3012^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1379700629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172462575 + ... + 172462582.

Almost surely, 2^1379700628 is an apocalyptic number.

It is an amenable number.

1379700628 is a deficient number, since it is larger than the sum of its proper divisors (1034775478).

1379700628 is a wasteful number, since it uses less digits than its factorization.

1379700628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 344925161 (or 344925159 counting only the distinct ones).

The product of its (nonzero) digits is 127008, while the sum is 43.

The square root of 1379700628 is about 37144.3216117888. The cubic root of 1379700628 is about 1113.2557680393.

The spelling of 1379700628 in words is "one billion, three hundred seventy-nine million, seven hundred thousand, six hundred twenty-eight".