700440978 has 16 divisors (see below), whose sum is σ = 1401314976. Its totient is φ = 233408160.

The previous prime is 700440971. The next prime is 700440991. The reversal of 700440978 is 879044007.

It is not an unprimeable number, because it can be changed into a prime (700440971) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5313 + ... + 37803.

It is an arithmetic number, because the mean of its divisors is an integer number (87582186).

Almost surely, 2^700440978 is an apocalyptic number.

700440978 is an abundant number, since it is smaller than the sum of its proper divisors (700873998).

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

700440978 is a wasteful number, since it uses less digits than its factorization.

700440978 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36089.

The product of its (nonzero) digits is 56448, while the sum is 39.

The square root of 700440978 is about 26465.8454994357. The cubic root of 700440978 is about 888.0904131422.

The spelling of 700440978 in words is "seven hundred million, four hundred forty thousand, nine hundred seventy-eight".