626770042 has 16 divisors (see below), whose sum is σ = 1008063360. Its totient is φ = 291215808.

The previous prime is 626770031. The next prime is 626770049. The reversal of 626770042 is 240077626.

626770042 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is not an unprimeable number, because it can be changed into a prime (626770049) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 113988 + ... + 119359.

It is an arithmetic number, because the mean of its divisors is an integer number (63003960).

Almost surely, 2^626770042 is an apocalyptic number.

626770042 is a deficient number, since it is larger than the sum of its proper divisors (381293318).

626770042 is a wasteful number, since it uses less digits than its factorization.

626770042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 233445.

The product of its (nonzero) digits is 28224, while the sum is 34.

The square root of 626770042 is about 25035.3758110399. The cubic root of 626770042 is about 855.7943403868.

The spelling of 626770042 in words is "six hundred twenty-six million, seven hundred seventy thousand, forty-two".