628377070 has 16 divisors (see below), whose sum is σ = 1158666768. Its totient is φ = 245220160.

The previous prime is 628377049. The next prime is 628377091. The reversal of 628377070 is 70773826.

It is an interprime number because it is at equal distance from previous prime (628377049) and next prime (628377091).

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, 765904 + ... + 766723.

It is an arithmetic number, because the mean of its divisors is an integer number (72416673).

Almost surely, 2^628377070 is an apocalyptic number.

628377070 is a deficient number, since it is larger than the sum of its proper divisors (530289698).

628377070 is a wasteful number, since it uses less digits than its factorization.

628377070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1532675.

The product of its (nonzero) digits is 98784, while the sum is 40.

The square root of 628377070 is about 25067.4504088469. The cubic root of 628377070 is about 856.5251303329.

The spelling of 628377070 in words is "six hundred twenty-eight million, three hundred seventy-seven thousand, seventy".